Protesters arrested during #WomenDisobey demonstration at Senate office building
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Dozens of protesters on Thursday staged a sit-in at the U.S. Senate Hart Building in Washington to protest the Trump administration’s immigration policy.

Police have arrested about 40 people — mostly women — inside the atrium of the federal building as part of the #WomenDisobey protest, according to CNN.

“They want to create a big moment up here on Capitol Hill the day that many lawmakers will wrap up their legislative work and head home without addressing the family separation issue,” CNN correspondent Sunlen Serfaty reported.

Several Democratic lawmakers, including Sen. Tammy DuckworthLadda (Tammy) Tammy DuckworthOvernight Defense: Dems talk Afghanistan, nukes at Detroit debate | Senate panel advances Hyten nomination | Iranian foreign minister hit with sanctions | Senate confirms UN ambassador Senate committee advances nomination of general accused of sexual assault Overnight Defense: General accused of sexual assault to get confirmation hearing | Senate to vote Monday on overriding Saudi arms deal veto | Next Joint Chiefs chair confirmed | Graham tries to ease Turkey tensions MORE (Ill.), Sen. Mazie HironoMazie Keiko HironoLawmakers urge DNC to name Asian American debate moderator Democratic senator on possibility of Trump standing up to the NRA: 'That's just such BS' Schumer to Trump: Demand McConnell hold vote on background check bill MORE (Hawaii) and Rep. Pramila JayapalPramila JayapalLawmakers urge DNC to name Asian American debate moderator Medicare for all: fears and facts House Democrats urge Trump to end deportations of Iraqis after diabetic man's death MORE (Wash.), met with the protesters.

Sen. Kirsten GillibrandKirsten Elizabeth GillibrandSenate Democrats push for arms control language in defense policy bill Sanders unveils plan to double union membership in first term The Hill's 12:30 Report: Biden expands lead in new national poll MORE (D-N.Y.) sat down on the floor and joined the sit-in.

Demonstrators draped themselves in mylar blankets, similar to the ones given to immigrant children separated from their parents at the U.S.-Mexico border.

Crowds from the "Women Disobey" march disrupted traffic in the streets of Washington earlier in the day. The event was organized to protest President TrumpDonald John Trump Former US ambassador: 'Denmark is not a big fan of Donald Trump and his politics' Senate Democrats push for arms control language in defense policy bill Detroit county sheriff endorses Booker for president MORE's "zero tolerance" policy of prosecuting anyone accused of illegally crossing into the U.S. via the southern border.

Trump signed an executive order last week, after days of bipartisan pressure, that ended the practice of separating families who were detained after entering the U.S.

The Women's March, which mobilized worldwide protests the day after Trump's inauguration in 2017, organized Thursday’s march.