Donald Trump nears 40 percent support in national poll
Donald Trump would like to "sit back" and watch as Russia get bogged down in Syria (AFP Photo/Darren Mccollester)

Republican presidential front-runner Donald Trump has raced out to a 20-point lead over his nearest 2016 GOP rival in a national poll released Wednesday that showed him pick up 8 points of support since earlier this month. Mr. Trump was at 39 percent in the Quinnipiac University poll, followed by Sen. Marco Rubio of Florida at…