BALTIMORE � UMBC sophomore Sherelle Walker recorded a season-best 17 kills and senior setter Rebecca Garrigues stepped into the lineup and handed out a career-high 36 assists as the UMBC volleyball team overcame a first set defeat to down Stony Brook in four sets (26-28, 25-14, 25-20, 25-21), Friday night at the RAC Arena in both teams' America East opener.