Horrific executions of El Mencho's 'cannibal cartel': From hitmen who cut out and ate victim's heart to mass beheadings and rivals 'blasted with flame throwers', how slain drug lord used extreme violence to spread fear

Jalisco New Generation Cartel (CJNG) frontman Nemesio Oseguera Cervantes, 59, was eliminated on Sunday in a joint Mexican military and US-backed operation in Tapalpa.