PASCO COUNTY, Fla. \- The Pasco County Sheriff’s Office is actively searching for 33-year-old Shawn Armstrong, who has been reported as missing and endangered. Armstrong is described as 5’8″ tall, weighing approximately 140 pounds, with brown hair and hazel eyes. He was last seen on the evening of October 8, around 7:50 p.m., in the Mark Twain Lane area of Port Richey. READ: Pasco Deputies Searching For Missing Spring Hill Teen, Last Seen October 6 At the time, Armstrong was wearing a red shirt, black and blue gym shorts, and black and gray Nike shoes. Anyone with information on Armstrong’s wh…