Juan Guaido
Diosdado Cabello (left), a candidate in Venezuela's upcoming National Assembly elections, bumps fists with Venezuelan President Nicolás Maduro during a closing campaign rally in Caracas, Venezuela, on Thursday. Venezuelans will vote for a new National Assembly on Sunday. Ariana Cubillos/AP hide caption
National Assembly President Juan Guaidó, Venezuela's opposition leader, climbs the fence in a failed attempt to enter the compound of the assembly, as he and other opposition lawmakers are blocked from entering. Matias Delacroix/AP hide caption
Venezuela's opposition leader and self-proclaimed interim president, Juan Guaidó, addresses a rally in Barquisimeto, Venezuela, on Sunday. Leonardo Fernandez/AP hide caption
Juan Guaidó appears before the National Assembly in Caracas, Venezuela. The rival pro-government Constituent Assembly voted to strip Guaidó of his parliamentary immunity. Fernando Llano/AP hide caption
A damaged door frame is seen at the home of Roberto Marrero in Caracas on Thursday. Opposition leader Juan Guaidó says his chief of staff was detained by Venezuelan intelligence agents. Ivan Alvarado/Reuters hide caption
U.S. diplomats began the exodus from the Caracas, Venezuela, embassy earlier this week. On Thursday, U.S. Secretary of State Mike Pompeo confirmed the last remaining American diplomats have left the country. Fernando Llano/AP hide caption
Protesters took to the streets Saturday with tensions rising between opposition leader Juan Guaidó and President Nicolás Maduro, as crisis-wracked Venezuela began to emerge from the chaos of an electricity blackout. Matias Delacroix/AFP/Getty Images hide caption
Venezuelan opposition leader Juan Guaidó waves to supporters from inside a car as he leaves his hotel next to his wife, Fabiana Rosales, in Salinas, Ecuador, on Sunday. Rodrigo Buendia/AFP/Getty Images hide caption
In this photo released by Colombia's presidential press office, Venezuelan opposition leader Juan Guaido makes a statement as Colombian Foreign Minister Carlos Holmes Trujillo stands by at a military airport on Sunday. Efrain Herrera/AP hide caption
Soldiers stand at the entrance of the Tienditas International bridge that connects Venezuela with Colombia. Rodrigo Abd/AP hide caption
The Tienditas bridge connecting Colombia and Venezuela has been blocked by Venezuelan military forces, as seen here on Wednesday. Opposition leader Juan Guaidó and U.S. Secretary of State Mike Pompeo are demanding that humanitarian aid be allowed to enter. Edinson Estupinan/AFP/Getty Images hide caption
Opposition leader and self-proclaimed interim president of Venezuela Juan Guaidó talks to supporters during a rally against the government of Nicolás Maduro on Feb. 2. Marco Bello/Getty Images hide caption
Opposition leader Juan Guaidó talks to the press as he holds his daughter, Miranda, next to his wife, Fabiana Rosales, outside his home in Caracas on Thursday. Federico Parra/AFP/Getty Images hide caption
Venezuelan opposition leader Juan Guaidó speaks to the National Assembly on Tuesday in Caracas. Lokman lhan/Anadolu Agency/Getty Images hide caption
Venezuela's congressional leader, Juan Guaidó, is being recognized by a rising number of countries, including the U.S., as the South American country's interim president. Here, Guaidó (center) speaks to a crowd of opposition supporters at Bolívar Square, in eastern Caracas, last Friday. Federico Parra/AFP/Getty Images hide caption
Venezuela's top prosecutor, Tarek William Saab, talks to reporters in Caracas on Tuesday. He announced that Juan Guaidó, now President Nicolás Maduro's most prominent opponent, is barred from leaving the country because of an investigation. Marco Bello/Getty Images hide caption
Defense Minister Vladimir Padrino López delivers a message of support for Venezuelan President Nicolás Maduro in Caracas, Venezuela, on Thursday. A half-dozen generals belonging largely to district commands and with direct control over thousands of troops joined Maduro in accusing the United States of meddling in Venezuela's affairs and said they would uphold the socialist leader's rule. Venezuelan Defense Ministry press office via AP hide caption
Juan Guaidó, head of Venezuela's opposition-run congress, declares himself interim president of Venezuela during a rally against President Nicolás Maduro in the capital, Caracas, on Wednesday. Fernando Llano/AP hide caption