The fourth annual Flying Pigs duathalon is being held this weekend. The event begins at 8 a.m. Saturday to kick off the Celebrate Washington festivities. Teri Hartzler of Bodywrx Fitness says that it is a 5k run, 20 mile bike ride and is completed with a 1.5 mile run. Individuals and teams can sign up until 7 Saturday morning. The race begins in front of Bodywrx Fitness. Celebrate Washington will follow the Flying Pigs duathalon in Washington’s Central Park.