Republican Senator Rand Paul of Kentucky on Saturday urged voters to oust GOP Senators Lisa Murkowski and Susan Collins for voting with Democrats to keep Obamacare. During his address at the "Save America Summit" at Trump National Doral in Miami, Florida, Paul called for the ousting of Senate Republicans who crossed party lines to vote with Democrats against repealing the Affordable Care Act. "This is our problem: seven Republicans voted to keep Obamacare. You remember John McCain doing it. We won't name all others, but that's the thing, this is our problem," he told the crowd. "We know the Democrats...