48 Hours Season 36 Episode 10 Death at the Front Door: Who Shot Heidi Firkus?

At 6:30 in the morning of April 25, 2010, Heidi Firkus called 911 after her husband, Nick Firkus, said an intruder was breaking into their home. She was shot and killed and Nick Firkus told investigators that his gun discharged when he struggled with the intruder.