BLACK RIVER FALLS, WI (Ben Caxton) — One of the two men wanted for a pair of armed robberies in Black River Falls is now behind bars. 17-year-old Treyton Laufenberg appeared in court via video feed without a lawyer Thursday afternoon and was given a $10,000 bond. He remains in custody. Police are still searching for then they say was his partner in the two robberies, 25-year-old Jessie Blakenship. Police say the two are responsible for a Friday holdup at the Holiday gas station on North Water Street where two men displayed a handgun and knife and threatened an employee before fleeing when a customer entered the store and called 9-1-1. Laufenberg was arrested after he was overheard by a tipster discussing the robbery as well as his possible involvement in another armed robbery at the Corner Store in Black River Falls on November 21.