SEATTLE (AP) — Authorities have closed a wide swath of popular campgrounds and backpacking areas along the Pacific Crest Trail in Washington as they search for a former Army soldier wanted in the deaths of his three young daughters .

Dozens of additional law enforcement officers from an array of agencies joined the investigation and search Friday for Travis Caleb Decker, 32, four days after the girls — 9-year-old Paityn Decker, 8-year-old Evelyn Decker and 5-year-old Olivia Decker — were found dead at a remote campsite outside Leavenworth.

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