Marco Rubio said Monday that one of his campaign canvassers "was brutally attacked" in Hialeah, Florida, in what he described as a politically motivated assault

Sen. Rubio terminated Clint Reed "effective immediately" after he learned of "allegations of improper conduct."

The Republican senator visited the track on Tuesday.

The Republican senator asked Trump's pick for secretary of state a series of tough questions on his relationship with Russia.

Tillerson's nomination to be Secretary of State may face it's first roadblock.

Marco Rubio, a Republican, grilled Rex Tillerson about human rights during the confirmation hearing.

Surrounded by his family, the Floridian thanked supporters and said "We will turn this country around."

Rubio keeps his seat in the U.S. Senate, defeating Rep. Patrick Murphy.

But the Florida senator did not rule out another presidential bid.

A report claims a Trump-owned company violated the U.S. trade embargo with Cuba.

Sen. Marco Rubio accused the TSA of lying about air marshals on Cuba flights.

Here's everything you need to know (and probably didn't know) about the prospective 2016 presidential candidate.

The Florida senator previously said he would not run.