San Antonio Spurs' Tim Duncan holds his left foot after he sprained his left ankle during the first quarter of an NBA basketball game against the Golden State Warriors, Monday, March 21, 2011, in San Antonio. (AP Photo/Eric Gay)

Photo by: Eric Gay

San Antonio Spurs' Tim Duncan holds his left foot after he sprained his left ankle during the first quarter of an NBA basketball game against the Golden State Warriors, Monday, March 21, 2011, in San Antonio. (AP Photo/Eric Gay)