Forensics expert testifies in Casey Anthony trial

Casey Anthony, right, talks with her attorney Cheney Mason during a break in her murder trial at the Orange County Courthouse, Monday, June 6, 2011, in Orlando, Fla. (AP Photo/Joe Burbank, Pool)

June 6, 2011 11:33:53 AM PDT
A forensic expert testified Monday that the odor of human decomposition in an air sample taken from the car of a Florida woman on trial in the death of her daughter was "extremely, overwhelmingly strong."