A onetime opponent is throwing his support behind Marco Rubio. On Wednesday, Sen. Ted Cruz said he was “glad to support” Rubio in his re-election bid. Cruz, a Texas Republican, was one of more than a dozen Republicans who ran for president earlier this year. “Marco Rubio is a friend and has been an ally in many battles we have fought together in the Senate. I’m glad to support him in his bid for re-election,” he said in a Facebook post shortly after Rubio’s announcement. “Marco is a tremendous communicator and a powerful voice for the American Dream. At this...