Caption:IGUALA, MEXICO - JANUARY 15:  A sign with the face of Jesus Rodriguez Tlatempa, one of the missing students from Ayotzinapa is seen attached on a fence at the outskirt of Iguala. Iguala is the location where the students were allegedly kidnapped last september 26 by local police and handed over to the local cartel Guerreros Unidos on January 15, 2015 in Iguala, Mexico. (Photo by Miguel Tovar/LatinContent/Getty Images)