The FBI gathered intelligence last summer that suggests Russian operatives tried to use Trump advisers, including Carter Page, to infiltrate the Trump campaign, according to US officials.
The new information adds to the emerging picture of how the Russians tried to influence the 2016 election, not only through email hacks and propaganda but also by trying to infiltrate the Trump orbit. The intelligence led to an investigation into the coordination of Trump's campaign associates and the Russians.
These officials made clear they don't know whether Page was aware the Russians may have been using him. Because of the way Russian spy services operate, Page could have unknowingly talked with Russian agents.
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