While standing by at the annual Charles County Fair this evening, Rescue Squad 10 responded to Crain Hwy / Rosewick Road for the MVC-Extrication in Co.1's area. Units arrived and worked together to remove the occupant. Engine 101 handled the fill-in at the quarters of Company 1 during this and one other incident. The Bel Alton Volunteers staffed a 3rd fire crew, and an EMS crew at the fairgrounds during these events.