SAN CRISTOBAL, VENEZUELA - MARCH 09:  Students man a barricade in downtown while watching for Venezuelan security forces before dawn on March 9, 2014 in San Cristobal, the capital of Tachira state, Venezuela. Local residents have manned barricades throughout the nights for almost a month, protesting against the federal government. Tachira, which borders Colombia, has been a focal point for anti-government protests nationwide.  (Photo by John Moore/Getty Images)