WASHINGTON ― Key Republicans in Congress are questioning whether Attorney General Jeff Sessions should recuse himself from any investigation into Russia’s role in the election. House Oversight Chairman Jason Chaffetz (R-Utah) and House Majority Leader Kevin McCarthy (R-Calif.) called on the former senator to step aside Thursday amid reports that he failed to disclose conversations he had with the Russian ambassador to the U.S.

Late Wednesday night, The Washington Post reported that Sessions spoke twice last year with the Russian official and didn’t tell lawmakers during his January confirmation hearing. U.S. investigators have also looked into Sessions’ communications as part of a larger investigation into possible links between Trump’s campaign and the Russian government, according to a Wall Street Journal report Thursday.

Some Republicans began questioning whether Sessions could impartially oversee the Justice Department’s probe into Russia’s interference in the 2016 election in the wake of these reports.

Chaffetz came out with one of the most direct statements yet by a Republican on Thursday.

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