Witnesses: Suspect Exhibited Unusual Behavior After Killings

GOLDEN, Colo. (CBS4)– The suspect arrested in connection with the triple murder at a home in Coal Creek Canyon exhibited unusual behavior after the killings.
Garrett Matthew Coughlin, 24, of Lakewood was arrested Tuesday afternoon after meeting with investigators.
Garrett Matthew Coughlin (credit: Boulder County Sheriff’s Office)
“Coughlin’s name had surfaced, among numerous others, during the course of the investigation into the triple murder,” the sheriff&rsq