As Guaido's popularity in Venezuela begins to dwindle, what's next for the opposition?
• https://www.mcall.comCUCUTA, Colombia Since he first stood on a stage Jan. 23 and announced he was seizing the presidency from Nicolas Maduro, Juan Guaido, the 35-year-old head of Venezuela's Congress, has embodied hope for change. With the backing of the U.S. and more t
