Bombardier CRJ, Tallahassee, Fla., March 1, 2009–After external power was applied in preparation for a Part 121 scheduled flight, the Atlantic Southeast Airlines CRJ experienced a cockpit fire. The captain and flight attendant left via an airstair. The fire burned an 18-inch hole in the left upper cockpit crown skin before being extinguished by the Tallahassee Regional Airport fire department.