Former Republican presidential candidate Rick Santorum endorsed Donald Trump tonight while appearing on Greta Van Susteren’s Fox News show. “I’m 100 percent,” the former Pennsylvania senator said when asked if he was backing the presumptive GOP nominee. After he left the race, Santorum endorsed Marco Rubio, however Rubio dropped out a month later after an epic loss in his home state of Florida. Santorum said he shifted back to Donald Trump after talking with him last week.  He went on to explain, “The most important issue is preserving the Constitution of this country and a liberal Supreme Court will destroy … Continue reading BREAKING : Rick Santorum Jumps on The Trump Train