Marco Rubio and Donald Trump on the debate stage in March 2016 (AP) “He sweats more than any young person I’ve ever seen in my life,” Mr Trump said that same month on MSNBC’s Morning Joe.

Republican presidential candidates Sen. Marco Rubio (R-FL) (R) listens to Donald Trump (L) during a break of a CBS News GOP Debate February 13, 2016 at the Peace Center in Greenville, South Carolina.

Trump said something similar during the March 3 debate in Detroit. He said Rubio "has the No. 1 absentee record in the United States" Senate, and we rated that claim Mostly True .

In October 2015, Republican presidential candidates, from left, Jeb Bush, Marco Rubio, Donald Trump and Ben Carson participate in the Republican presidential debate at the University of Colorado ...

Sen. Marco Rubio (Fla.) and Sen. Ted Cruz (Tex.) had breakout performances at Wednesday's Republican debate, outshining Donald Trump and Ben Carson, who led in the polls, and Jeb Bush, Rubio's ...

Going into the February 2016 GOP debate, Sen. Marco Rubio (R-Fla.) was coming off an impressive showing in the Iowa caucuses, finishing in a close third place to then-candidate Trump and Texas Sen ...

Donald Trump’s declaration to annex the Gaza Strip has been met with widespread condemnation. Now, a clip taken from the Republican presidential debate in 2016 has resurfaced online, and it ...

Former President Trump met Thursday with Sens. Marco Rubio (R-Fla.) and Eric Schmitt (R-Mo.) to run through policy and other topics that might come up at the first presidential debate later this ...

Sen. Marco Rubio (R-Fla.), vice chair of the Senate Intelligence Committee, said he trusts rank-and-file FBI agents to do their jobs as they probe the apparent shooting attempts on former President… ...