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PM visits Boston bomb site

David Cameron has visited the site of the Boston Marathon bombings before travelling to New York where he and Prince Harry will meet American business leaders.

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Cameron not ruled out stepping up action against Syria

David Cameron said he has not ruled out stepping up action against the Syrian regime after growing evidence they were using chemical weapons, according to Reuters.

David Cameron. Credit: Stefan Rousseau/PA Wire

Cameron told NPR radio: "Certainly we haven't ruled out stepping up action in response to what seems to be happening on the ground.

"The evidence is growing; the lack of room for doubt is shrinking, and I think this is extremely serious."

The Prime Minister said he would raise the issue with US President Barack Obama at their meeting today.

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