Castro said Trump's comments on immigration could hurt the GOP in battleground states.
The likely 2016 contender called it the "only alternative left" after Friday's ruling.
Timothy Cama 06/26/15 11:15 AM EDT
The League of Conservation Voters launched an ad campaign against Sen. Mark Kirk's reelection....
The White House hopefuls say the same-sex marriage ruling is an assault on religious liberty.
Keith Laing 06/26/15 09:41 AM EDT
Anthony Foxx is the former mayor of Charlotte, N.C.
It’s a tactic that has some Democrats shaking their heads.
Clinton gets 43 percent in new poll compared to 35 percent for Sanders.
Jeb Bush leads in the state with 16 percent support, followed by Trump at 11 percent.
The senator poked fun at a New York Times story about his "financial struggles."
A new ad characterizes Rubio as the key opponent of "Obama’s bad Iran nuclear deal."