Ben Johnson of Canada won the 100-meter race at the Canadian track championships Saturday in 9.98 seconds, the third-fastest time ever recorded at sea level. Johnson overcame a slight slip in the blocks to defeat countryman Desai Williams, who finished second in 10.25 . . .

In London, Britain's Sebastian Coe, 30, announced his withdrawal from next month's world track and field championships in Rome because of a nagging foot injury. Coe, the 800-meter world record holder, had been scheduled for that distance despite being out of competition since May . . .

Springfield's Jim Bradley, 51, won the 400-meter hurdles in 67.1 seconds and the 100-meter high hurdles in 19.2 in the ages 50-54 group at the Philadelphia Masters Track Championships Saturday. Bradley also finished second in the 400 meters in 58.2 and the 200 in 26.7 . . .

Four members of Lake Braddock High School's track team fulfilled a "Sports Fantasy" on NBC's "SportsWorld" show and finished about 25 feet behind Ireland's Eamonn Coghlan in a mile run that aired yesterday. James and Susie Volpe, Phil Blair and Wendy Neely ran a relay against Coghlan, the world record holder in the indoor mile, at Lake Braddock recently. Coghlan remained even with the first three runners and then pulled away from Blair in the stretch to win the race in 4:03.