BOSTON, Ma. - An inmate undergoing a psychiatric evaluation at Bridgewater State Hospital hung himself in a shower stall -- the 10th suicide in the state prison system in the past 15 months, the Department of Correction said Saturday.Jarred Aranda, 27, wrapped a shoelace around his neck and tied it to the handle of the shower-stall door Friday night, DOC spokeswoman Diane Wiffin said. He was pronounced dead at 9:30 p.m. Aranda began serving a 1-year sentence for larceny and assault in January. He was transferred from the Bristol County House of Correction to Bridgewater on March 13 to begin a...