An annual running and cycling event will be held in Washington this weekend. The Flying Pigs Duathalon begins at 8 a.m. Saturday morning in downtown Washington. Participants will run a 5k then bike 20 miles and finish with a 1.5 mile run. People can register as individuals or teams of two or three. Registration and check in begins at 7 a.m. Celebrate Washington will follow the duathalon in Central Park.