Did Rand Paul just declare his presidential candidacy? In a recent tweet he calls himself a "candidate."

"I'm the only candidate who thinks the NSA program on phone records should be shut down," Paul tweets.

I'm the only candidate who thinks the NSA program on phone records should be shut down. #sxsw

— Senator Rand Paul (@RandPaul)
March 15, 2015

He's at South by Southwest in Austin Texas.

#sxsw on stage pic.twitter.com/lzs2Y7ehmY

— Senator Rand Paul (@RandPaul)
March 15, 2015

It is not the America that I'm for that doesn't give someone a speedy trial. #sxsw

— Senator Rand Paul (@RandPaul)
March 15, 2015

This President has showed must less regard for privacy than Republicans before him. #sxsw

— Senator Rand Paul (@RandPaul)
March 15, 2015

This President has failed us when it comes to supporting privacy. #sxsw

— Senator Rand Paul (@RandPaul)
March 15, 2015

The vast majority of police are good people and we put them in difficult situations. #sxsw

— Senator Rand Paul (@RandPaul)
March 15, 2015