Last week, a judge issued preliminary detention orders for three generals and a lieutenant colonel. The move allows prosecutors from the organized-crime division of the Attorney General's Office to question the men for up to 40 days before formal charges would need to be filed.
Officials haven't said why the men are being held. But according to the men's relatives, a person familiar with the legal proceedings and media accounts citing unnamed sources in the Attorney General's Office, the four are being questioned over allegations they were in the pay of one of Mexico's leading organized crime groups, the Beltran Leyva cartel. Read more.