Our allies have been investigating drumph since before he was elected.

This is from Newsweek, two years ago. (11/4/16)

"Officials in Western Europe say they are dismayed that they now feel compelled to gather intelligence on a man who could be the next president of the United States but believe they have no choice. Moscow is seen as a direct threat to their interests—both in its aggressive efforts to reshape global alliances and for its power to damage Western Europe, which obtains almost 40 percent of its natural gas from Russia. Should the United States, the last remaining superpower, tilt its policies away from NATO to the benefit of Russia, the alliance between America and Western Europe could be transformed in unprecedented ways. And so, for perhaps the first time since World War II, countries in Western Europe fear that the American election, should Trump win, could trigger events that imperil their national security and do potentially irreparable harm to the alliances that have kept the continent safe for decades."

Full article here.

Bet Mueller has talked to one or two of those agencies.