The U.S. State Department is reportedly in turmoil as Secretary of State Marco Rubio and Donald Trump's envoy for special ...

A high-stakes effort to free a group of detained Americans and dozens of Venezuelan political prisoners collapsed earlier ...

President Trump’s envoy for special missions, Richard Grenell, is causing tensions within the State Department as critics say his “freelancing” is damaging U.S. diplomatic negotiations and threatening ...

Secretary of State Marco Rubio and the U.S. envoy to Venezuela were both working on different deals and ended up at cross ...

According to a report in The New York Times, Secretary of State Marco Rubio worked hard to negotiate a deal with the ...

U.S. Senator Marco Rubio, R-Fla., in sunglasses, poses for photos with people near the Simon Bolivar International Bridge, which connects Colombia with Venezuela, in ...

Richard Grenell, US President Donald Trump’s Envoy for Special Missions, has been running around on high-profile assignments ...

Senator Marco Rubio of Florida gestures as he walks at the Simon Bolivar international bridge in Cucuta, Colombia, near the border with San Antonio de Tachira, Venezuela on February 17.

Marco Rubio continues to earn widespread praise for his Venezuela work, but his Twitter account amplified three inaccurate reports in recent days, giving fodder to those who oppose ousting Nicolas ...

Senator Marco Rubio denied being behind the massive blackout in Venezuela, where President Nicolás Maduro vowed to defeat "American imperialism" trying to overthrow him.

For much of the past weekend, the Twitter account of Sen. Marco Rubio (R-Fla.) was filled with updates on the violence in Venezuela, where military forces loyal to President Nicolás Maduro ...