Our roundup of the day's media stories, including Twitter's first steps towards the stock market and Harriet Harman warning against BBC scrutiny
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*Top eight stories on MediaGuardian*
*Twitter in first stage of stock market launch*
After years of speculation, Twitter has filed in private for an initial public offering, the first step towards going public
*Harman warns against more scrutiny of BBC finances by spending watchdog*
Shadow culture secretary cautions against 'quick-fix' solutions to scandal surrounding severance pay for senior BBC staff
*BBC ex-chair says NAO more interested in headlines than value for money*
RTS Convention: Sir Christopher Bland criticises 'highly politicised' spending watchdog as debate over governance grows
*Richard Desmond: I haven't got the testicles to resist Sir Martin Sorrell*
RTS Convention: Channel 5 owner says WPP chief's UK media buying operation Group M is so dominant it can bully media owners
*Mail in out-of-court settlement with Ryanair*
Airline sued newspaper for libel after it claimed some pilots were concerned that a fuel policy may have put passengers at risk
*Al-Jazeera takes legal action over treatment of its journalists in Egypt*
Broadcaster hires London firm Carter-Ruck after forced closure of its Cairo office, satellite jamming, and deportation of staff
*Mirror says it is being investigated over 'criminal liability' for alleged phone hacking*
Publisher of Daily and Sunday Mirror says Met is investigating if it is 'criminally liable' for alleged hacking by previous employees
*Media Talk podcast: Dave Gorman*
Audio (26min 21sec) The comedian and writer talks to John Plunkett about his approach to making comedy for television – and how to keep creative control of your projects
*Top comment on MediaGuardian*
*Get a head start on fall TV premieres – thanks to the internet*
*Brian Moylan:* Network TV is obsessed with getting people to watch its shows in primetime – so it gives away its stuff for free online
*Today's headlines*
*The Guardian*
Met investigates Mirror publisher. P8
Tina Brown to leave the Daily Beast. P22
Twitter gives notice of stock market flotation plan. P37
Richard Desmond admits he doesn't have the equipment to tackle WPP. P38
*Daily Telegraph*
BBC presenters pay will be off limits to spending watchdog. P2
Harriet Harman criticises the lack of older women on TV. P2
Twitter is now the most common way to flirt. P3
Ex-Sun journalist to face illegal payments charge. P13
Live broadcasting to go ahead in the court of appeal. P16
Clare Balding turned down the much criticised Jubilee broadcast. P19
Mark Zuckerberg attacks US over handling of NSA leaks. P23
Why the nation is in thrall to the smutty innuendo of The Great British Bake Off. P31
Trinity Mirror faces criminal hacking inquiry. B5
*Financial Times*
Harriet Harman takes issue with proposal for policing BBC. P4
Tina Brown quits the Daily Beast. P18
Richard Desmond criticises WPP over ad deals. P18
Mirror probed over hacking. P23
*The Times*
Police investigate Mirror group over phone hacking. P13
Former deputy news editor of The Sun to be charged with paying public officials. P13
Harriet Harman attacks BBC over paying millions to 'reward failure'. P17
Gaby Hinsliff: Newsnight shouldn't be Snoozenight for politics. P30
Leader: The internet is teaching us that quality journalism cannot be free. P32
Tina Brown leaves the Daily Beast. P37
*The Independent*
Mirror titles face £300m bill if phone hacking is proven. P4
The Sun's former news editor charged over corrupt payments. P5
Chris Blackhurst: Trinity Mirror needs to take a look at itself over phone hacking. P11
Tina Brown to relinquish control of The Daily Beast. P13
Richard Desmond reveals media survival skills and what's next for Channel 5. P24
James Parnell says audit office 'could threaten BBC's autonomy'. P25
Little Britain comic Matt Lucas to make a fortune by selling his stake in production firm. P56
*i*
Phone-hacking damages against Trinity Mirror could eclipse News International bill. P7
BBC's director of strategy James Parnell warns against auditing. P7
Tina Brown to leave helm of the Daily Beast. P17
Harriet Harman hits out over lack of older woman on television. P26
WPP names new non-executives. P48
Publisher Centaur hails positive outlook. P48
*Wall Street Journal Europe*
Tablet sales poised to overtake PCs. P21
Trinity Mirror in police probe. P22
*Daily Mail*
Research shows that for many millions Downton Abbey is a remedy to their chaotic lives. P5
Harriet Harman attacks the BBC for lack of older women on television. P8
Jan Moir: Is Kylie Minogue really that desperate to appear on The Voice? P31
Michael Le Vell starts talks over return to Coronation Street. P33
Hacking probe rocks Trinity Mirror shares. P66
Three new non-executive directors join WPP. P67
*Daily Express*
Focus is on quality as Channel 5 boss hails a new golden age of TV. P4
Scotland Yard probes Mirror phone hacking claims. P7
Downton Abbey's actor's anger at stuck-up pompous snobs. P26
Paul O'Grady interview. P28
*The Sun*
Bake off star Mary Berry nicknamed 'Bez' by co-stars due to her clubbing past. P3
Katie Price: My heart goes out to Michael Le Vell and his accuser. P11
Alexander Lebedev says he's resigned to doing 150 hours' labour after losing appeal. P17
Corrie star Michael Le Vell might appear in I'm A Celebrity to help pay legal bills. P21
X Factor coverage. TV Biz P1
Paul O'Grady on his role in Holby City. TV Biz P2
*Daily Mirror*
Coronation Street bosses offer Michael Le Vell new deal. P9
Friends and family pay tribute to Sir David Frost at his funeral. P9
Eurovision Song Contest bosses launch investigation into fixing claims. P13
Interview with Starsky and Hutch actor Paul Michael Glaser. P20
Emmerdale to screen funeral of Alan Turner, following actor's death. P31
Barbara Windsor says it was a mistake to kill off Pat Butcher. P33
*Daily Star*
Celebrity Big Brother coverage. P1, P4, P5
Michael Le Vell gets the 'thumbs-up' from Coronation Street bosses for return. P11
Mary Berry nicknamed 'Bez' by Bake Off co-stars. P34
* Go to MediaGuardian * Reported by guardian.co.uk 12 hours ago.
If you are viewing this on the web and would like to get our email every morning, please click here
*Top eight stories on MediaGuardian*
*Twitter in first stage of stock market launch*
After years of speculation, Twitter has filed in private for an initial public offering, the first step towards going public
*Harman warns against more scrutiny of BBC finances by spending watchdog*
Shadow culture secretary cautions against 'quick-fix' solutions to scandal surrounding severance pay for senior BBC staff
*BBC ex-chair says NAO more interested in headlines than value for money*
RTS Convention: Sir Christopher Bland criticises 'highly politicised' spending watchdog as debate over governance grows
*Richard Desmond: I haven't got the testicles to resist Sir Martin Sorrell*
RTS Convention: Channel 5 owner says WPP chief's UK media buying operation Group M is so dominant it can bully media owners
*Mail in out-of-court settlement with Ryanair*
Airline sued newspaper for libel after it claimed some pilots were concerned that a fuel policy may have put passengers at risk
*Al-Jazeera takes legal action over treatment of its journalists in Egypt*
Broadcaster hires London firm Carter-Ruck after forced closure of its Cairo office, satellite jamming, and deportation of staff
*Mirror says it is being investigated over 'criminal liability' for alleged phone hacking*
Publisher of Daily and Sunday Mirror says Met is investigating if it is 'criminally liable' for alleged hacking by previous employees
*Media Talk podcast: Dave Gorman*
Audio (26min 21sec) The comedian and writer talks to John Plunkett about his approach to making comedy for television – and how to keep creative control of your projects
*Top comment on MediaGuardian*
*Get a head start on fall TV premieres – thanks to the internet*
*Brian Moylan:* Network TV is obsessed with getting people to watch its shows in primetime – so it gives away its stuff for free online
*Today's headlines*
*The Guardian*
Met investigates Mirror publisher. P8
Tina Brown to leave the Daily Beast. P22
Twitter gives notice of stock market flotation plan. P37
Richard Desmond admits he doesn't have the equipment to tackle WPP. P38
*Daily Telegraph*
BBC presenters pay will be off limits to spending watchdog. P2
Harriet Harman criticises the lack of older women on TV. P2
Twitter is now the most common way to flirt. P3
Ex-Sun journalist to face illegal payments charge. P13
Live broadcasting to go ahead in the court of appeal. P16
Clare Balding turned down the much criticised Jubilee broadcast. P19
Mark Zuckerberg attacks US over handling of NSA leaks. P23
Why the nation is in thrall to the smutty innuendo of The Great British Bake Off. P31
Trinity Mirror faces criminal hacking inquiry. B5
*Financial Times*
Harriet Harman takes issue with proposal for policing BBC. P4
Tina Brown quits the Daily Beast. P18
Richard Desmond criticises WPP over ad deals. P18
Mirror probed over hacking. P23
*The Times*
Police investigate Mirror group over phone hacking. P13
Former deputy news editor of The Sun to be charged with paying public officials. P13
Harriet Harman attacks BBC over paying millions to 'reward failure'. P17
Gaby Hinsliff: Newsnight shouldn't be Snoozenight for politics. P30
Leader: The internet is teaching us that quality journalism cannot be free. P32
Tina Brown leaves the Daily Beast. P37
*The Independent*
Mirror titles face £300m bill if phone hacking is proven. P4
The Sun's former news editor charged over corrupt payments. P5
Chris Blackhurst: Trinity Mirror needs to take a look at itself over phone hacking. P11
Tina Brown to relinquish control of The Daily Beast. P13
Richard Desmond reveals media survival skills and what's next for Channel 5. P24
James Parnell says audit office 'could threaten BBC's autonomy'. P25
Little Britain comic Matt Lucas to make a fortune by selling his stake in production firm. P56
*i*
Phone-hacking damages against Trinity Mirror could eclipse News International bill. P7
BBC's director of strategy James Parnell warns against auditing. P7
Tina Brown to leave helm of the Daily Beast. P17
Harriet Harman hits out over lack of older woman on television. P26
WPP names new non-executives. P48
Publisher Centaur hails positive outlook. P48
*Wall Street Journal Europe*
Tablet sales poised to overtake PCs. P21
Trinity Mirror in police probe. P22
*Daily Mail*
Research shows that for many millions Downton Abbey is a remedy to their chaotic lives. P5
Harriet Harman attacks the BBC for lack of older women on television. P8
Jan Moir: Is Kylie Minogue really that desperate to appear on The Voice? P31
Michael Le Vell starts talks over return to Coronation Street. P33
Hacking probe rocks Trinity Mirror shares. P66
Three new non-executive directors join WPP. P67
*Daily Express*
Focus is on quality as Channel 5 boss hails a new golden age of TV. P4
Scotland Yard probes Mirror phone hacking claims. P7
Downton Abbey's actor's anger at stuck-up pompous snobs. P26
Paul O'Grady interview. P28
*The Sun*
Bake off star Mary Berry nicknamed 'Bez' by co-stars due to her clubbing past. P3
Katie Price: My heart goes out to Michael Le Vell and his accuser. P11
Alexander Lebedev says he's resigned to doing 150 hours' labour after losing appeal. P17
Corrie star Michael Le Vell might appear in I'm A Celebrity to help pay legal bills. P21
X Factor coverage. TV Biz P1
Paul O'Grady on his role in Holby City. TV Biz P2
*Daily Mirror*
Coronation Street bosses offer Michael Le Vell new deal. P9
Friends and family pay tribute to Sir David Frost at his funeral. P9
Eurovision Song Contest bosses launch investigation into fixing claims. P13
Interview with Starsky and Hutch actor Paul Michael Glaser. P20
Emmerdale to screen funeral of Alan Turner, following actor's death. P31
Barbara Windsor says it was a mistake to kill off Pat Butcher. P33
*Daily Star*
Celebrity Big Brother coverage. P1, P4, P5
Michael Le Vell gets the 'thumbs-up' from Coronation Street bosses for return. P11
Mary Berry nicknamed 'Bez' by Bake Off co-stars. P34
* Go to MediaGuardian * Reported by guardian.co.uk 12 hours ago.