ການ​ປະ​ທ້ວງ ຢູ່ ເວ​ເນ​ຊູ​ເອ​ລາ

An opposition supporter walks past words painted on a blocked street, reading 'Maduro murderer', at Altamira Square in Caracas, Feb. 21, 2014.

Objects placed by opposition protesters block a road in the Altamira neighborhood of Caracas, Feb. 20, 2014.

Opposition supporters walk past a burning barricade at Altamira square in Caracas, Feb. 20, 2014.

People inside their shack home wave to members of a pro-government "colectivo," or "collective," marching through downtown Caracas, Feb. 20, 2014.

Members of a pro-government "colectivo," or "collective," march in downtown Caracas, Feb. 20, 2014.

Supporters of opposition leader Leopoldo Lopez hold flowers and shout during a rally to promote peace in Caracas, Feb. 20, 2014.

Supporters of opposition leader Leopoldo Lopez stand at a barricade during a protest against Nicolas Maduro's government in a middle-class neighborhood in Caracas, Feb. 20, 2014.

Opposition supporters stand over a monument of a tank which they dragged into the middle of the street during a protest against Nicolas Maduro's government in San Cristobal, Venezuela, Feb. 19, 2014.