MSNBC The Rachel Maddow Show August 22, 2013
And looks like is the key phrase here. Its hard to prove. It is hard to tell conclusively when chemical weapons have been used especially if you are trying to tell from a distance. In that iraq case it took four years for experts to confirm that chemical weapons were, in fact, used then. Physicians for human rights is one of the first groups to get into the site. They collected soil samples and tested them. The soil samples did show trace evidence of the elements that sarin gas breaks down into over time. And with those soil samples they were able to conclude that Saddam Hussein had used sarin...