Michael Gross won the 200-yard freestyle and...

Michael Gross won the 200-yard freestyle and led the West German team to victory in the 800-yard freestyle relay on the second day of the Mission Bay New Year’s swim meet at Boca Raton, Fla.

French national champion Laurence Bensimon, 23, took the 500-yard freestyle with a time of 4:50.34. Japanese national champion Yoshi Mizumoto, 17, won the men’s 400-yard individual medley in 4:02.57. Blanca Lopez, a 20-year-old Spanish champion, swept the women’s 100-yard butterfly relay in 58.36 seconds.

Tanya Williams, 15, easily won the 400-yard individual medley in 4:28.48.