Caracas: Venezuelan opposition leader, and self-proclaimed interim president of Venezuela, Juan Guaido, center, walks with students at the Central University of Venezuela after a meeting with them in Caracas, Venezuela, Thursday, Nov. 14, 2019. Guaido is calling people across the crisis-torn nation to flood the streets for protests nearly a year since launching an urgent campaign to push President Nicolás Maduro from power. AP/PTI(AP11_15_2019_000043A)