On Saturday, thousands of Venezuelans crossed the newly reopened border, seeking basic supplies like food and medicine that are scarce in their own country.
The pace of the exodus is escalating, as Venezuela suffers from political chaos, food shortages and hyperinflation. The U.N. says one million people have left just since November 2018.
Rather than arresting rival Juan Guaido, Venezuelan President Nicolas Maduro is targeting lower-ranking members the opposition party stripping their legal immunity and threatening them with arrest.
Edgar Zambrano, vice president of the National Assembly, was detained by intelligence agents Wednesday night. Nicolás Maduro has increased pressure on the opposition since last week's failed uprising.
The options available to the Venezuelan opposition leader include, "diplomatic options, political options" and "ultimately a set of options that would involve use of U.S. military," Pompeo said.
Juan Guaidó is 0-for-3 in his attempts to incite a military uprising in Venezuela, but the opposition's broader effort to oust President Nicolás Maduro is still alive, writes WLRN's Tim Padgett.
The United Nations refugee agency set up a facility in Maicao near the Venezuelan border, providing help for more than 300 migrants. The facility aims to expand to meet the growing need.
López had escaped house arrest after two years and has been living at the Spanish embassy in Caracas. President Nicolás Maduro's military forces fired rubber bullets and tear gas at demonstrators
Supporters of opposition leader Juan Guaidó took to the streets Tuesday in the "final phase" of the uprising. Venezuelan officials said they had quelled what they called a coup attempt.