Russian hackers targeted 21 US states' election systems in the 2016 presidential race, a US official told Congress on Wednesday, but a former official testified that a video of Donald Trump bragging of sexual conquests distracted attention from Washington's warnings.
US intelligence agencies have concluded that the Kremlin orchestrated a wide-ranging influence operation that included email hacking and online propaganda to discredit Democratic presidential candidate Hillary Clinton and help Trump, a Republican, win the White House in November.
The Russia issue has cast a shadow over President Trump's first five months in office.