A woman with missing relatives stands in an area under investigation by a forensics team, near mass graves discovered in October, in La Joya on the outskirts of Iguala, Guerrero state, November 21, 2014. REUTERS A woman with missing relatives stands in an area under investigation by a forensics team, near mass graves discovered in October, in La Joya on the outskirts of Iguala, Guerrero state, November 21, 2014. REUTERS