Philippine President Rodrigo Duterte reacts during a visit at the military’s Scout Ranger Camp Tecson in San Miguel, Bulacan in northern Philippines September 15, 2016. REUTERS/Erik De Castro Edgar Matobato said Monday that he saw President Rodrigo Duterte commit at least eight murders, seven at the Ma-a quarry in Davao, during Duterte’s stint as mayor of Davao, reports the Inquirer.