CNN Legal View With Ashleigh Banfield August 28, 2013 15:05:00
They visited two sites, one in the southwest of damascus and today one in the northeast of damascus and have said they have gotten valuable clues that it could point to the use of chemical weapons. they said that they gathered samples and also talked to a lot of witnesses on the ground, that they talked to a lot of doctors on the ground. this is something and there's no doubt that the longer this drags on, the less likely it is that any sort of conclusive evidence will be found. >> that's fred pligeitgen for u. the assad regime is continuing its tough talk that it will retaliate. chris lawrenc...