ການ​ປະ​ທ້ວງ ຢູ່ ເວ​ເນ​ຊູ​ເອ​ລາ

National Guards fire against demonstrators during a protest against Venezuelan President Nicolas Maduro's government in San Cristobal, about 410 miles (660 km) southwest of Caracas, February 27, 2014. Unrest sparked by student-led protests against Maduro'

Pedestrians walk past a poster promoting peace at Chacao district in Caracas, February 27, 2014. Unrest sparked by student-led protests against President Nicolas Maduro's socialist government has killed at least 13 people in Venezuela. REUTERS/Tomas B

Nuns raise their arms during a women's march protesting repression against anti-government demonstrators in Caracas, Venezuela, Wednesday, Feb. 26, 2014. Former U.S. President Jimmy Carter is expressing concern about Venezuela's escalating political crisi

Women march to the Bolivarian National Guard headquarters to protest what they call excessive use of force against anti-government demonstrations in Caracas, Venezuela, Wednesday, Feb. 26, 2014. The protests began with students and were soon joined by ten

A demonstrator holds a picture of slain student Geraldine Moreno during a women's march to the Bolivarian National Guard headquarters to protest repression against anti-government demonstrators in Caracas, Venezuela, Wednesday, Feb. 26, 2014. Moreno was n

Cuban doctors hold up framed pictures (L-R) of late President Hugo Chavez, Venezuela's National hero Simon Bolivar, Ernesto 'Che' Guevara, Cuban national hero Jose Marti and Fidel Castro during a march of farmers in support of Venezuela's President Nicolas Maduro, Caracas, Feb. 26, 2014.

Cựu binh William Englert phát quốc kỳ Mỹ cho những người tham dự lễ Chiến sĩ trận vong tại Nghĩa trang quốc gia Arlington ở Virginia, ngày 25/5/2015.

Motorcycle taxi drivers stand next to a burning motorbike set ablaze by anti-government demonstrators, Altamira Square in Caracas, Feb. 26, 2014. 

A motorcycle taxi driver walks past burning motorcycles set ablaze by anti-government demonstrators at Altamira Square in Caracas, Feb. 26, 2014. 

Men on their motorcyles look at firefighters extinguishing motorcycles set ablaze by anti-government demonstrators at Altamira Square in Caracas, Feb. 26, 2014. 

National Guards look on at a fire under the tank they are in, started after the tank was hit by a Molotov cocktail, during a protest against Venezuelan President Nicolas Maduro's government in San Cristobal, about 660 km southwest of Caracas, Feb. 27, 2014.