Mexican City Mayor Miguel Mancera (L) decorates King Felipe VI and Queen Letizia (R) of Spain during a ceremony in Mexico City on June 29, 2015. AFP PHOTO/ALFREDO ESTRELLA (Photo credit should read ALFREDO ESTRELLA/AFP/Getty Images)
Mexican City Mayor Miguel Mancera (L) decorates King Felipe VI and Queen Letizia (R) of Spain during a ceremony in Mexico City on June 29, 2015. AFP PHOTO/ALFREDO ESTRELLA (Photo credit should read ALFREDO ESTRELLA/AFP/Getty Images)