Miami Herald
Chris Adams

Don’t let anybody say Marco Rubio doesn’t like a challenge.

The Florida Republican senator, who doesn’t have his own race to worry about this year (let’s leave aside that whole presidential thing) said he’s all-in for three Republican Senate challengers.

And in all three cases, the pick Rubio is supporting is in the tightest of races.

“I’m supporting every Republican challenger, but we’re focused on three races right now,” Rubio said in a roundtable discussion with several reporters last week. “And I’m focused on them not simply because I like these candidates personally, but because I believe they are the kinds of leaders that will support much of the 21st Century reform agenda that we are pushing.”

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