The leaders of the US Senate Intelligence Committee have pledged that their investigation of Russian meddling in the 2016 US election campaign would be bipartisan. This is in sharp contrast to bitter partisan disagreement surrounding a similar probe in the House of Representatives.<br/><br/>Senators Richard Burr, the committee's Republican chairman, and Mark Warner, its ranking Democrat, said at a news conference in Washington that they want to determine if there is anything suggesting a direct link to President Donald Trump. Warner said , they going to get to the bottom of this.<br/><br/>Trump's young presidency has been clouded by allegations from U.S. intelligence agencies that Russia sought to help him win while links between his campaign personnel and Russia also are under scrutiny. <br/>Burr and Warner declined to comment on the parallel investigation in the House, where the chairman of the intelligence committee, Trump ally Devin Nunes, has been under fire over his handling of the matter.<br/><br/>Warner and Burr both stressed the importance of exposing the activity of Russian hackers, which Warner said included reports of "upwards of 1,000 paid Internet trolls" who spread false negative stories about Clinton.<br/>Senate intelligence committee staff have so far reviewed thousands of pages of documents and identified 20 people to be interviewed. Jared Kushner, Trump's son-in-law and adviser, is the only one of the 20 who has been publicly identified.<br/><br/>The two senators said they wanted to call attention to what they described as Russia's attempts to influence upcoming elections in France and Germany.