A 22-year-old Diamond Bar man was released Thursday night after he had been arrested on suspicion of attempted murder of peace officers in a crash that injured 25 recruits on a training run Wednesday in South Whittier. Jail records show that Nicholas Joseph Gutierrez was released at 9:49 p.m. and that his initial arrest Wednesday has been deemed a detention. The records cite California Penal Code 849(b)(1), which authorizes police to release arrestees from custody without first being arraigned if there are insufficient grounds to make a criminal complaint. Investigators are continuing to develop the case against Gutierrez but are...