"I am not running for president," Thune said.
The image was included in an ad about Obamacare.
The senator from Arkansas underwent emergency heart surgery on Tuesday.
But the attorney general didn't take a specific stance on the Supreme Court's decision.
The second-ranking House Republican is not taking the threat lightly.
Signs of momentum for the Senate candidate.
Paul also says the GOP shouldn't move to curtail early voting.
Paul says those who cite hurricanes as proof of climate change are doing their side a disservice.
The group hopes to spend at least $2.5 million
Labor union boss Richard Trumka pledges support for demonstrators on immigration reform.