Senator Rand Paul has a real opportunity this week to turn himself into a real, true presidential contender in either 2020, should President Trump not run for re-election, or in 2024. He can do that by becoming the deciding vote to pass the Graham/Cassidy Obamacare reform bill in the U.S. Senate. Yes, he would need either Lisa Murkowski or Susan Collins to also act like real Republicans and support the bill, but Murkowski definitely seems to be get-able in that regard. Think about it: By casting that single vote, Rand Paul could become a hero to President Trump’s voter base...