FILE - Mexico’s Attorney General Jesus Murillo Karam gives a news conference in Mexico City, Dec. 7, 2014. The Mexican Attorney General’s Office reported on Friday, Aug. 19, 2022, it has detained Murillo Karam, who was in charge of the investigation into the disappearance of the 43 student teachers that occurred in southern Mexico in 2014. (AP Photo/Marco Ugarte, File)