Sports San Francisco 49ers Rookie Camp May 11, 2013 / 11:53 AM PDT / CBS News San Francisco 49ers Rookie Camp Jim Harbaugh head coach of the San Francisco 49ers enters the practice field during the San Francisco 49ers rookie minicamp at their training facility on May 10, 2013 in Santa Clara, California. Photo by Jason O. Watson/Getty Images) San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp San Francisco 49ers Rookie Camp