WASHINGTON — The Federal Bureau of Investigation suspects Russian intelligence agencies are behind the recent hacking of the emails of Hillary Clinton’s campaign chairman and of a contractor handling Florida voter data, according to people briefed on the investigations.
Top Russian officials on Wednesday, meanwhile, shifted away from denying a role in a separate hack of the Democratic National Committee. President Vladimir Putin said it is irrelevant who stole the computer records, and the foreign minister said that the U.S. hasn’t proven anything so far.
The comments, made in separate public appearances, reflect an ambivalence among top...
