An armed robber made off with an undetermined amount of cash Sunday night from the Top Shop convenience store at 1080 E. Fifth South.

Salt Lake Police Lt. Joel Campbell said the robber entered the store about 7:54 p.m. and displayed a handgun to the cashier and demanded money from the till. The robber then fled the store on foot.He was described as a white male in this 20s, about 5 feet 10 inches tall and 140 pounds. He was wearing denim pants and a dark ski parka.