Kentucky Sen. Rand Paul, a Republican candidate for president, responds to a question during a meeting of the Economic Club of Las Vegas at Caesars Palace in Las Vegas on Wednesday, Dec. 16, 2015.
Kentucky Sen. Rand Paul, a Republican candidate for president, responds to a question during a meeting of the Economic Club of Las Vegas at Caesars Palace in Las Vegas on Wednesday, Dec. 16, 2015. Steve Marcus Associated Press
Kentucky Sen. Rand Paul, a Republican candidate for president, responds to a question during a meeting of the Economic Club of Las Vegas at Caesars Palace in Las Vegas on Wednesday, Dec. 16, 2015. Steve Marcus Associated Press

Donald Trump suggests a Senate primary challenge for Rand Paul

December 18, 2015 03:16 PM