David Cameron said evidence the Syrian government has used chemical weapons is "extremely serious" and he will discuss the issue with US President Barack Obama today, according to Reuters.
More top news
The Queen and Prince Harry have responded to a 'game on' from Michelle and Barack Obama in competitive Invictus Games videos on Twitter.
British astronaut Tim Peake takes part in a test to see how a Mars rover handles when it's controlled from further away.
Claudio Ranieri has called on his Leicester City players to finish the job of winning the Premier League.