Swimmer Tricia Duncan is the older sister of Tim Duncan, who professionally played what sport for 19 years
Tricia Duncan: Patricia "Tricia" Duncan (born August 21, 1973) is a retired swimmer for the U.S. Virgin Islands who participated in the backstroke at the 1988 Summer Olympics. Tim Duncan: Timothy Theodore Duncan (born April 25, 1976) is an American retired professional basketball player who played his entire 19-year career with the San Antonio Spurs of the National Basketball Association (NBA).
i don't know