Fun -- The Centennial Fun Run, a family-oriented, one-mile run through the Centennial neighborhood, will conclude its summer series with a Partners' Relay at 7 p.m. Tuesday, followed by an awards ceremony and party. Medals will be awarded to runners ages 5 or younger; trophies will be awarded to the top two males and females in other age categories. Runners should arrive by 6:45 p.m. to sign up and find a partner, if necessary. The cost is 50 cents. The run begins and ends at 10114 Colonial Drive, Ellicott City. (Please park on the road, not on neighborhood lawns.) The event is sponsored by the Howard County Striders. Arleen Dineen, 410-465-7735.