RESURFACING: Kristine Quance, above, has demonstrated her...

RESURFACING: Kristine Quance, above, has demonstrated her swimming talent on the national and international levels, winning six national championships. . . . Tonight, the Granada Hills High senior plunges into the City Section championships in Long Beach, trying to break the national high school mark in the 200-yard individual medley and to be a part of two City Section relay records (C6).