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Opposition supporters stand in protest of the suspended recall referendum process on Francisco Fajardo Highway in Caracas, Venezuela, on Wednesday, Oct. 26, 2016. Venezuela's opposition upped the ante in its dispute with the government, calling a nationwide strike for Friday and a new march to the presidential palace next week if the government doesn't allow a recall referendum against President Nicolas Maduro to advance. Photographer: Wil Riera/Bloomberg via Getty Images

Opposition supporters stand in protest of the suspended recall referendum process on Francisco Fajardo Highway in Caracas, Venezuela, on Wednesday, Oct. 26, 2016. Venezuela's opposition upped the ante in its dispute with the government, calling a nationwide strike for Friday and a new march to the presidential palace next week if the government doesn't allow a recall referendum against President Nicolas Maduro to advance. Photographer: Wil Riera/Bloomberg via Getty Images