8/27: Proof Syrian regime responsible for gas attack; Yosemite burn zone doubles overnight
The U.S. plans to publicly reveal some of the intelligence that proves who is to blame for the mass casualties in Syria; and, firefighters continue to battle the California Rim fire, saying it's now 20 percent contained. While they're making progress, the fire managed to grow by 30,000 acres overnight to more than 175,000 acres.