Olympians Katie Hoff of Towson and Matt Grevers of Lake Forest, Ill., took home the women's and men's high-point award Monday at the Southern California Grand Prix in Long Beach, Calif., and Michael Phelps of Fells Point took home a gold medal in the 100-yard butterfly on the final night of competition. Phelps won in 45.68 seconds, beating out Japan's Masayuki Kishida (46.32) and Grevers. Phelps won three of his five events in Long Beach and claimed 16 USA Swimming Grand Prix Series points. Hoff finished second in the women's 200-yard individual medley with a time of 1 minute, 55.43 seconds; Ariana Kukors of Auburn, Wash., won in 1:55.05. Hoff was third in the 100 fly in 53.37; Dana Vollmer won in 51.42, followed by Felicia Lee in 52.71.