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.

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.