Duane Chapman, better known as Dog the Bounty Hunter, is facing a heartbreaking tragedy as his stepson fatally shot his 13-year-old step-grandson in what’s being called an accidental shooting.

Duane “Dog” Chapman's stepson Gregory Zecca, who is the son of Chapman's wife, Francie, reportedly shot his son Anthony on Saturday in Florida.

Reality star Duane “Dog” Chapman is grieving the tragic death of his 13-year-old step-grandson, Anthony Zecca, in a shooting in Naples, Florida. (Photo by Bennett Raglin/Getty Images) Getty Images ...

Duane "Dog the Bounty Hunter" Chapman's stepson Gregory Zecca has been placed on a psychiatric hold after "accidentally" shooting and killing his 13-year-old son, Anthony Zecca.

‘Dog the Bounty Hunter’ star Duane Chapman’s stepson reportedly shot and killed his 13-year-old son over the weekend in Naples, Florida.