Ex-Mexican cop taken into custody after 3 U.S. mothers and 6 children were killed in a Nov. attack

Roberto Gonzalez Montes — also known as Mudo or El 32, alleged to be the leader of the violent La Linea drug cartel in Chihuahua, Mexico, is in custody for the murder of 3 U.S. mothers and 6 children including 8-month-old twins, who were killed in a fiery attack on their convoy of SUVs last Nov.