Photo gallery: Venezuela election

This combination of pictures shows Venezuelan opposition leader Leopoldo Lopez (L) and Caracas Mayor Antonio Ledezma. The Venezuelan intelligence service arrested two opposition leaders overnight on August 1, 2017, relatives said, a day after a vote to choose a much-condemned assembly that supersedes parliament.

An anti-government demonstrator rests on the ground near a barricade in Caracas, Venezuela, on July 30, 2017.

Anti-government demonstrators rest behind a barricade in Caracas, Venezuela, on July 30, 2017.

A Venezuelan Bolivarian National police officer carries the web gear of a fellow officer that was injured by an explosion at Altamira square during clashes against anti-government demonstrators in Caracas, Venezuela, on July 30, 2017.

Journalists take cover from tear gase fired at them by the Venezuelan Bolivarian National Guard during clashes at Altamira square in Caracas, Venezuela, on July 30, 2017.

Voters line up to cast their ballots next to murals with images of late Venezuelan President Hugo Chavez at a polling station in Caracas, Venezuela, on July 30, 2017.

Voters wait to cast their ballots next to murals of Venezuelan Independence hero Ezequiel Zamora, left, and the late Venezuelan President Hugo Chavez at a polling station in Caracas, Venezuela, on July 30, 2017.

Voters wait outside of a poll station to enter to cast their ballots during the election for a constitutional assembly in Caracas, Venezuela, on July 30, 2017.

Maikel Moreno, President of Venezuelan Supreme Court, leaves a poll station after casting his ballot during constitutional assembly election in Caracas, Venezuela, on July 30, 2017.

Venezuelan Bolivarian Army soldiers line up to vote for the constitutional assembly outside of a poll station in Caracas, Venezuela, on July 30, 2017.

Voters receive instructions about their voting machine place by a Venezuelan Bolivarian National Guard officer outside of a poll station during the election for a constitutional assembly in Caracas, Venezuela, on July 30, 2017.

Voters wait outside of a poll station to enter to cast their ballot during the election for a constitutional assembly in Caracas, Venezuela, on July 30, 2017.

People line up to enter to a poll station during the election for a constitutional assembly in Caracas, Venezuela, on July 30, 2017.