A baseball coach in Harford County, Maryland is facing charges after investigators said he arranged to meet with an undercover officer whom he believed to be a 15-year-old boy. HARFORD COUNTY, Maryland (WJZ) — A baseball coach in Harford County, Maryland is facing charges after investigators say he arranged to meet with an undercover officer whom he believed to be a 15-year-old boy. Harford County Sheriff Jeffrey R. Gahler announced the arrest of Robert “Joe” Swarthout, of Fallston, on Friday. The 41-year-old told detectives he serves as a baseball coach with Fallston Recreation and previously worked for a national tutoring company, the sheriff said. Charging documents accuse the coach of sending sexually charged messages and explicit photos, and asking for photos in return.