San Juan, Puerto Rico - Hector "El Flaco" Sanchez (19-1, 9KO's) is training hard for this Friday's showdown, when he faces Puerto Rican Vincent Arroyo (11-1, 7KO's) in a ten round fight at the Grand Casino in Hinckley, Minnesota. The fight will be televised on Showtime as part of their boxing series ShoBox: The New Generation.