Relatives of missing students protest in front of the entrance to the 27th Infantry Battalion base in Iguala, Mexico, Thursday, Dec. 18, 2014.
Relatives of missing students protest in front of the entrance to the 27th Infantry Battalion base in Iguala, Mexico, Thursday, Dec. 18, 2014. Felix Marquez AP
Relatives of missing students protest in front of the entrance to the 27th Infantry Battalion base in Iguala, Mexico, Thursday, Dec. 18, 2014. Felix Marquez AP

World

December 20, 2014 6:46 PM

Rogue Mexican police units leave trail of bodies, including U.S. citizens

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