Andy Roberts of Memphis, Tenn., used a...

Andy Roberts of Memphis, Tenn., used a 140-m.p.h. serve to defeat defending champion Jim Cascio of Lancaster, Pa., 15-2, 15-2, in the men’s open division finals of the American Amateur Racquetball Assn. National Singles Championships in Houston.

Seventh-seeded Toni Bevelock of Phoenix, a member of the U.S. national team, defeated fourth-seeded Michelle Gilman, of Ontario, Ore., 15-8, 15-7, for the women’s open title.