Carson, Calif. - Los Angeles Galaxy defender Danny Califf will undergo surgery to repair torn meniscus cartilage in his right knee, the club announced today. Team surgeon Dr. Ronald Kvitne will perform Califf's procedure Thursday at the Kerlan-Jobe Orthopedic Clinic in Los Angeles.No timetable has yet been set for Califf's return to training with his Galaxy teammates. A 24-year-old defender, Califf returns to the club in 2005 looking to overcome an injury-plagued campaign in '04, playing a career-low of 13 just games, ten of those as a starter. In his five-year career, the native of Orange, California has played in 103 games - made 95 starts - and amassed five goals and four assists. A consistent performer who has also made several appearances for the U.S. national team since the conclusion of FIFA World Cup Korea/Japan 2002, Califf was a pivotal member of the Galaxy sides that captured MLS Cup 2002 and the 2001 Lamar Hunt U.S. Open Cup.