In this January 11, 2019 photo, Juan Guaido, President of the Venezuelan National Assembly delivers a speech at a mass rally in Caracas, Venezuela.

In this January 11, 2019 photo, Juan Guaido, President of the Venezuelan National Assembly delivers a speech at a mass rally in Caracas, Venezuela. (AP Photo/Fernando Llano)

In this January 11, 2019 photo, Juan Guaido, President of the Venezuelan National Assembly delivers a speech at a mass rally in Caracas, Venezuela. (AP Photo/Fernando Llano)