"So I think it was a great win for Bernie Sanders. We'll see how it all turns out. They've got a lot of winning to do," Trump said. "I hope they treat him fairly."

"I read where Russia is helping Bernie Sanders. Nobody said it to me at all. Nobody briefed me about that at all ... I have not been briefed on that all," Trump told reporters.

CNN previously reported that the intelligence community's top election security official had delivered a briefing to lawmakers warning them that the intelligence community believes Russia is already taking steps to interfere in the 2020 election with the goal of helping Trump win at a time when Sanders is emerging as the Democratic front-runner, according to three sources familiar with the matter. It remains unclear how Russia is attempting to help Sanders, according to The Washington Post , which first reported that the Sanders campaign had been briefed on the effort.

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