In his professional life, Christopher Bingham worked as a correctional deputy for the San Bernardino County Sheriff’s Department. But in his secret life, he used the alias “Charles Tate” to communicate with members of the Mongols outlaw motorcycle gang, in which sheriff’s investigators believe he was deeply immersed. During Bingham’s preliminary hearing at the San Bernardino Justice Center, which began on Thursday, April 18, and is expected to wrap up Monday, prosecutor Alberto Juan presented