A group of civilian community police look at an excavated grave at a site near Iguala, Mexico, on Oct. 23, 2014. The grave is among a cluster at a site called Lomo del Zapatero.
A group of civilian community police look at an excavated grave at a site near Iguala, Mexico, on Oct. 23, 2014. The grave is among a cluster at a site called Lomo del Zapatero. McClatchy
A group of civilian community police look at an excavated grave at a site near Iguala, Mexico, on Oct. 23, 2014. The grave is among a cluster at a site called Lomo del Zapatero. McClatchy

Unmarked graves add to mystery of missing students

October 30, 2014 3:44 PM

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