Dozens of people have been arrested in criminal investigations into phone and e-mail hacking and police bribery, and police asked prosecutors last week to charge at least eight people.

CNN: James Murdoch blames underlings in phone-hacking inquiry

The inquiry is intended to explore press ethics in Britain more widely, alongside police investigations into phone hacking, e-mail hacking and police bribery by people working for Murdoch's British newspapers.

CNN: Gordon Brown lashes out at Rupert Murdoch, son and tabloid

The inquiry is intended to explore media ethics in Britain more widely, alongside police investigations into phone hacking, e-mail hacking and police bribery by people working for Murdoch's British newspapers.

CNN: STORY HIGHLIGHTS

Cameron set up the Leveson Inquiry to explore press ethics in Britain more widely, alongside police investigations into phone hacking, e-mail hacking and police bribery by people working for Murdoch's British newspapers.

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The existence of the investigations was discussed at lunch and in e-mail between them and a third staffer, according to the testimony of the third.

FORBES: Legal Issues

Three police investigations are currently examining allegations of phone hacking, e-mail hacking and corrupt payments to police at the News of the World and other papers owned by News International, the UK arm of News Corp.

CNN: UK police watchdog criticizes links with News of the World

London's Metropolitan Police are conducting three separate investigations into the scandal, which also includes allegations of e-mail hacking and police bribery.

CNN: James Murdoch resigns as BSkyB chairman