Special Operations Group (GOPES) officers mount guard in the scene of a shoot-out in which eight allegedly drug traffickers were shot dead by Mexican Navy officers in Tlahuac, Mexico City, on July 20, 2017. According to authorities among those killed was “Felipe de Jesus ‘N'” aka “El ojos” the leader of a Mexico City drug cartel. / AFP PHOTO / Pedro PARDO (Photo credit should read PEDRO PARDO/AFP via Getty Images)