Actor Chris Evans meets with Democratic senators before State of the Union
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"Captain America" star Chris Evans visited the U.S. Capitol on Tuesday and met with lawmakers ahead of President TrumpDonald John TrumpDem lawmaker says Electoral College was 'conceived' as way to perpetuate slavery Stanley Cup champion Washington Capitals to visit White House on Monday Transportation Dept requests formal audit of Boeing 737 Max certification MORE's State of the Union address.

Democratic Sens. Ed MarkeyEdward (Ed) John MarkeySenate Dems petition Saudi king to release dissidents, US citizen The Hill's 12:30 Report: Manafort sentenced to total of 7.5 years in prison Hillicon Valley: Google takes heat at privacy hearing | 2020 Dems to debate 'monopoly power' | GOP rips net neutrality bill | Warren throws down gauntlet over big tech | New scrutiny for Trump over AT&T merger MORE (Mass.), Chris CoonsChristopher (Chris) Andrew CoonsSenate Dem calls on Trump to apologize for attacks on McCain Sixteen years later, let's finally heed the call of the 9/11 Commission  Senate Dems introduce bill demanding report on Khashoggi killing MORE (Del.) and Maggie HassanMargaret (Maggie) HassanLawmakers introduce bipartisan bill for 'internet of things' security standards Koch-backed group pushes for new limits on Trump's tariff authority Top White House official warns hospitals on surprise medical bills MORE (N.H.) each posted photos on social media with the actor, who has been an outspoken critic of the Trump administration.

Evans, a Bostonian, posed with Markey for a photo in which the two held up a piece of paper that read "Congrats Pats!" The New England Patriots held a championship parade on Tuesday to commemorate the team's latest Super Bowl victory.

Evans also met with Coons, who joked on Twitter that the two discussed the properties of vibranium, a substance found in the Marvel Cinematic Universe.

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"We also talked about the good work he’s doing to get young Americans more engaged in civics, which is important, too," Coons added.

It's unclear why Evans was at the Capitol on Tuesday. National Journal reporter Zach Cohen reported that the movie star said he was on the Hill for "a project," but would not elaborate and said he was not staying for the State of the Union.

Evans is the nephew of former Rep. Mike Capuano (D-Mass.), who lost a primary last year to Rep. Ayanna PressleyAyanna PressleyBeto could give Biden and Bernie a run for their money Pelosi says she backs lowering voting age to 16 America has a democracy problem MORE (D-Mass.).