The move is the latest signal Bush will launch a bid for the presidency.
Dem secretary of State and ex-Senate nominee says Paul can't run for Senate and presidency.
Of the 2016 hopefuls ripping Obama's moves, Rubio was first and strongest.
"I support President Obama's decision," she said in a statement.
Kevin Cirilli 12/17/14 06:31 PM EST
Democracy For America will contribute $250K, but founder Howard Dean endorsed Hillary.
Recent polls found growing support for ties among Cuban-Americans and nationally.
The presidential contender accused Obama of "dramatic overreach" on Cuba.
Martha McSally will head to Washington after defeating incumbent Democratic Rep. Ron Barber.
The likely 2016 GOP candidate spoke out against Obama's move on Cuba.
The Kentucky Democrat is mulling her political future after a decisive loss to Sen. Mitch McConnell.