take a look at the video that the syrian state tv put out, there are no signs of those victims having muscle spasms. there is no skin blistering. those are the kind of symptoms you would see. if what are called schedule one chemical weapons under the chemical weapons convention had been used. those include saran, mustard gas. it doesn t mean that a schedule 3 chemical substance might have been used that would include something like chlorine that could cause the kind of breathing difficulties that some witnesses said they witness the witnessed or felt but in coo in some circumstances cause death. shepard: jonathan hunt, thank you. colorado will soon allow gay couples to have civil unions several years after the state banned gay marriage. hickenlooper signed the bill into law. it takes effect into n. two months. colorado will be the sixth state to allow same sex unions.