Trinity Mirror scooped up titles including the Daily Express, Daily Star and OK! magazine for 127 million pounds in February in the biggest shake up of Britain's cut-throat newspaper industry in decades.

Media secretary Matt Hancock asked media regulator Ofcom to examine whether the deal would have any impact on the free expression of opinion and editorial decision marking. He asked the competition regulator to look at whether there would still be a sufficient plurality of views in the sector.

(Reporting by Kate Holton, Editing by Paul Sandle)