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 Duckworth25 new sexual harassment claims filed against McDonald's Duckworth tweets photo of female senators showing up first for committee quorum: 'Women getting it done!' Overnight Energy: States fight Trump rollback of Obama lightbulb rules | Greens seek hearing over proposed rule on energy efficiency tests | Top Dem asks GAO to investigate climate threat MORE (Ill.), Sen. Mazie HironoMazie Keiko HironoSenate confirms Rosen for No. 2 spot at DOJ Alabama abortion law sparks fears Supreme Court may overturn Roe v. Wade The CASE Act is an opportunity for creators to have rights and remedies MORE (Hawaii) and Rep. Pramila JayapalPramila JayapalPelosi, Nadler tangle on impeachment, contempt vote Immigration bills move forward amid political upheaval House Democrat: Seattle airport's ban on ICE detainee flights helps 'hold a lawless administration accountable' MORE (Wash.), met with the protesters.

Sen. Kirsten GillibrandKirsten Elizabeth GillibrandGillibrand seizes on abortion debate to jump-start campaign Senate Democrats to House: Tamp down the impeachment talk Senate confirms Army, Navy chiefs 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 TrumpA better VA, with mental health services, is essential for America's veterans Pelosi, Nadler tangle on impeachment, contempt vote Trump arrives in Japan to kick off 4-day state visit 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.