Watch a sitting United States senator completely melt down on Twitter

Sen. Marco Rubio(Credit: Bruce Ackerman/Star-Banner via AP)
Late Monday night and early Tuesday morning, former GOP presidential hopeful and current Florida senator Marco Rubio went off, at great length, on Twitter about an article in The Washington Post that touched on his political future.
The article’s focus was on the former opponents Donald Trump would be reluctant to choose as a running mate, and in it, Chris Cillizza wrote that “Rubio, according to conversations I’ve had