Three teens and a 20-year-old have been indicted in the death of an Arizona 16-year-old who was found badly beaten outside of a Halloween party last year, the Maricopa County prosecutor said.

Preston Lord died last October after being beaten outside a Halloween party in Arizona ... as well as kidnapping, Maricopa County Attorney Rachel Mitchell said at a news conference on Wednesday.

Nick Lord and Autumn Curiel filed the suit in July, claiming the homeowners failed to supervise the hundreds of kids at the big backyard party.

Attorneys discussed the large amount of evidence and say the state is still narrowing down which electronic evidence will be submitted in the upcoming trial.

QUEEN CREEK, AZ (AZFamily) — The Queen Creek couple who hosted a Halloween party in the neighborhood ... s underage drinking going on.” The Maricopa County Attorney’s Office said there ...