NEW details have emerged about the man accused of stabbing a couple to death in front of their daughters in an Arkansas state park.
Suspect Andrew James McGann, 28, is an elementary teacher who spent the last few years moving from school to school after disturbing allegations about his creepy behavior.
McGann was set to start teaching third grade next week, but is now behind bars after allegedly murdering Clinton Brink and his wife, Cristen Brink, while their two daughters, 7 and 9, ran to safety.
After a five-day manhunt, McGann was arrested mid-haircut at a salon on Thursday and admitted to cops that he killed the Brinks in Devil’s Den State Park in Arkansas on Saturday, police said…