Tinie Tempah and Gene Simmons were among the acts to perform in the lead up to the Minnesota Vikings' match against the Pittsburgh Steelers tonight at Wembley Stadium.
The Kiss bassist sung 'The Star-Spangled Banner' to a packed crowd prior to kick off.
More top news
UN war crime investigators said thousands of detainees have been killed over the past four and a half years while held in the civil war.
David Cameron announced a raft of initiatives, including increasing the power of prison governors and publishing prison league tables.
Asked whether Mr Gove could back a British exit from the EU, David Cameron refused to answer.