Expert witnesses often give key testimonies at criminal trials and are allowed to give their own opinions. But what happens when their opinions don't reflect the facts? "48 Hours" correspondent Susan Spencer, Harold Dow and Peter Van Sant report. This classic "48 Hours" episode last aired on 8/23/1999. Watch all-new episodes of “48 Hours” on Saturdays and s ... Show More
Jul 22
Casey Anthony: Judgment Day
It was a case that captivated the country. In 2008, 2-year-old Caylee Anthony disappeared, only to be discovered six months later near her home. Her remains were stuffed in plastic bags and her mouth sealed with duct tape. Her mother, Casey Anthony, was charged with murder after ... Show More
40m 49s