Murder-suicide leads to a second chance for young D.C. woman

Doctors saved the life of a dying 20-year-old after a murder-suicide made her heart transplant possible. Eva Baisey received the first heart transplant in the Washington, D.C., area and is now one of the longest-living heart transplant recipients in history. Jim Axelrod previews the story, which will air on "48 Hours" Saturday at 10/9c.