(CNN) — Travis Decker, the man believed to have suffocated and abandoned his three young daughters at a campsite in the Washington state wilderness, is dead, Chelan County authorities said Thursday.

Positive DNA results determined human remains authorities discovered last week, along with clothes that looked like what Decker was wearing on surveillance footage before he disappeared, were the fugitive’s, Chelan County Sheriff Michael Morrison said at a Thursday afternoon news conference.

The confirmation ends a monthslong saga punctuated by a family tragedy that touched an entire community.

A drone flying over the area on September 18 detected some unusual material on a mountainside in the Washington Cascades. Detectives with the Chelan County Sheriff’s Office rappelled from a helicop

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