Venezuelan opposition leader Juan Guaido, who many nations have recognized as the country's rightful interim ruler, talks to the media during a news conference near the Tienditas cross-border bridge between Colombia and Venezuela, in Cucuta, Colombia February 23, 2019. [REUTERS]
Troops loyal to President Nicolas Maduro violently drove back foreign aid convoys from Venezuela’s border on Saturday, killing two protesters and prompting opposition leader Juan Guaido to propose that Washington consider “all options” to oust him.