Ten days before investigators say Katlyn Lyon Montgomery, 28, was strangled in her sleep in the Virginia apartment she shared with her 4-year-old daughter and a new roommate, she had broken up with Trenton Frye, a North Carolina man she met online months before.
Todd Kendhammer says his wife was killed in an accident -- a pipe flew off a truck and crashed into their car. Authorities say the scene was staged. "48 Hours" correspondent Erin Moriarty reports.
