A student protester wearing a gas mask waves a Venezuelan flag as his fellow students take cover behind make-shift shields during an anti-government demonstration in Caracas

A student protester wearing a gas mask waves a Venezuelan flag as his fellow students take cover behind make-shift shields during an anti-government demonstration in Caracas

A student protester wearing a gas mask waves a Venezuelan flag as his fellow students take cover behind make-shift shields during an anti-government demonstration in Caracas April 3, 2014. Venezuela’s Roman Catholic Church accused Venezuela’s President Nicolas Maduro’s government on Wednesday of “totalitarian” tendencies and “brutal repression” of demonstrators during two months of political unrest that has killed several dozen people. REUTERS/Christian Veron (VENEZUELA – Tags: POLITICS CIVIL UNREST)