U.S. Senate Majority Leader Mitch McConnell on Tuesday sought to slam the door on further investigations of President Donald Trump by declaring "case closed" after a two-year probe of Russia's meddling in the 2016 elections, even as House Democrats' war with the White House intensified.

McConnell, the top Republican in the U.S. Congress, delivered a stinging rebuke of Democrats seeking additional information on special counsel Robert Mueller graphics.reuters.com/USA-TRUMP-RUSSIA/010091HX27V/report.pdf 's report that found no evidence Trump's 2016 campaign colluded with Russia.

"The special counsel's finding is clear. Case closed," McConnell declared.