Republican presidential front-runner Donald Trump tells newspaper in interview he might stop buying oil from Saudi Arabia unless it committed group troops to combat Islamic State or reimbursed U.S. for its efforts. Trump says he'd be open to allowing Japan, S. Korea to build their own nuclear arsenals; would withdraw U.S. troops in those nations if they didn't contribute to cost of keeping soliders there "We defend everybody," Trump is quoted as telling the paper. "When in doubt, come to the Uni
Source: Bloomberg Politics