CNN : The investigation is ongoing , ICE spokeswoman says . CNN : The men have not yet been processed for removal from the U.S. , ICE says . NEW : Two of the unidentified men are from Mexico and one from El Salvador . `` We conduct thousands of these across the country on a regular basis . The men were captured during a military exercise outside a cargo facility .
CNN : The investigation is ongoing , ICE spokeswoman says . CNN : The men have not yet been processed for removal from the U.S. , ICE says . NEW : Two of the unidentified men are from Mexico and one from El Salvador . The men were captured during a military exercise outside a cargo facility .