title: Obama says has 'great confidence' that Russia was behind hacks
text: WASHINGTON (Reuters) - U.S. President Barack Obama said on Friday he had “great confidence” that the hacking of Democratic Party officials and institutions were carried out by Russia and at the behest of high-level Russian officials. “The intelligence that I’ve seen gives me great confidence in their assessment that the Russians carried out this hack,” Obama said at a White House news conference. 