US 'missing' some Syria facts

Barack Obama says the United States doesn't know how or when chemical weapons were used in Syria or who used them. The US President said he had to make sure he had the facts before deciding how to respond to evidence that chemical weapons were used.

View all 31 updates ›

Obama: Proof needed before taking action in Syria

President Obama said today he had to be sure of the facts about Syria's use of chemical weapons on its own people, before taking what he called "additional action".

He did say options had been prepared but it would take time to decide whether a red line had been crossed by Syia.

ITV News Washington Correspondent Robert Moore reports:

More on this story