Jeremiah Walker, a San Jose State-bound senior at Fresno Central High, won the boys 200 meters in a wind-legal 20.89 seconds, triumphed in the 400 meters in 47.27 seconds and contributed to victories in the 4x100 and 4x400 relays at the CIF Central Section Masters meet at Buchanan High's Veterans Memorial Stadium in Clovis, Calif. Walker helped Central clock 40.63 in the 4x100 and 3:18.28 in the 4x400.