Bernalillo County District Attorney Sam Bregman sent a letter Wednesday to a top Immigration and Customs Enforcement official in Albuquerque warning that some practices of federal agents in other states could be prosecuted as a felony offense under New Mexico law. ICE officials who detain someone without a warrant signed by a judge can be charged under New Mexico's felony false imprisonment law, which contains no exceptions for law enforcement officers, Bregman wrote. "I write to express my deep concern about ICE procedures and operations across the country," he said in the letter sent to William Shaw, assistant field office...