Greater Gwinnett Championship Golf Ch.HORSE RACING12:45pGolden Gate Fields, thoroughbredsNBA PLAYOFFS10aDallas at San Antonio TNT12:30pCharlotte at Miami Channel: 7 Channel: 10 4pWashington at Chicago TNT6:30Portland at Houston TNTNHL PLAYOFFS9aPhiladelphia at N.Y. Rangers Channel: 11 Channel: 3 Channel: 8 NoonDetroit at Boston Channel: 11 Channel: 3 Channel: 8 4pTampa Bay at Montreal NBCSNMONDAY Visalia at San Jose NBA PLAYOFFS5pMemphis at Oklahoma City TNT7:30pWarriors at L.A.