Democrats warn not to stymie probe into Trump-Russia ties

Top Democrats warn Republicans not to stymie investigations into contacts between President Donald Trump's campaign and Russia, as the White House sought to quell a media storm over the allegations.The warnings came after Trump's staff sought to enlist the FBI, reportedly the CIA and two Republicans who head committees leading the Russia investigations, to knock down media reports on the alleged links.The Democrats said that effort threatened to politically taint probes by both the security agen