(Vancouver, WA) -- The Clark County Sheriff's Office has arrested a suspect in a series of armed robberies. During each robbery, investigators got better descriptions of the suspect. He usually wore a black surgical-style mask, carried a knife, and was seen driving a Honda Pilot. On June 14th, Vancouver Police responded to several armed robberies and deputies spotted a white Honda Pilot leaving the area. It was pulled over and 56-year-old Shawn Short, of Vancouver, was arrested. He's charged with six counts of robbery.