Police will "fully assess" a recording of comments apparently made by Rupert Murdoch during a meeting with News International journalists.
Assistant Commissioner Cressida Dick confirmed the force is trying to get a copy of the clip of Mr Murdoch speaking to members of staff from the Sun in March.
More top news
Weather will be settled with with some sunshine and feeling cold
A bus carrying school children has crashed in Italy killing at least 16 people.
Tens of thousands of people are expected to join demonstrations on Saturday in cities around the world in support of women's rights.