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Obama: World credibility on line

Barack Obama has warned the credibility of the US and the international community is on the line over their response to Syria's alleged gas attack. The Senate foreign relations panel has backed Obama's plans but it still needs Congressional approval

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US wants to join world in effective response to Syria

President Obama said the US wanted to "join with the international community in an effective response" that deters the use of chemical weapons in the future.

He said: "I respect the UN process. Obviously the UN investigation team has done heroic work under very difficult circumstances but we believe very strongly, with high confidence, that in fact chemical weapons were used and that Mr Assad was the source.

"We want to join with the international community in an effective response that deters such use in the future."

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