Tape of woman's last words upends husband's account of accidental shooting

A Pennsylvania man says a freak accident led to the fatal shooting of his wife in 2013. Years later, investigators found surveillance footage of her final moments that challenged his account. Anne-Marie Green reports for "48 Hours."

source https://www.cbsnews.com/video/tape-of-womans-last-words-upends-husbands-account-of-accidental-shooting/