Christopher Steele, former British intelligence officer in London Tuesday March 7, 2017 where he has spoken to the media for the first time . Steele who compiled an explosive and unproven dossier on President Donald Trump’s purported activities in Russia has returned to work. Christopher Steele said Tuesday he is “really pleased” to be back at work in London after a prolonged period out of public view. He went into hiding in January. (Victoria Jones/PA via AP)

Two Republican House Intelligence Committee staffers traveled to London earlier this summer to track down the former British intelligence operative who compiled a controversial dossier on President Donald Trump and Russia, according to three people familiar with the matter.
The previously unreported trip underscores the importance of the 35-page dossier Christopher Steele wrote last year to congressional probes into possible collusion between Moscow and the 2016 Trump campaign.
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It also has inflamed simmering tensions between House and Senate investigators as they pursue simultaneous probes into the Trump-Russia connection. House Intelligence Committee Republicans did not tell Democrats on the panel, the Senate Intelligence Committee nor special counsel Robert Mueller’s office that the investigators were pursuing Steele.
The House staffers left their contact information at two addresses associated with Steele, a former agent for Britain’s MI6 foreign intelligence service. One of those locations was Steele’s lawyer’s office, where the former spy …
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