Fifteen people were arrested Tuesday after 150 protesters gathered in Center City to rally against the Trump administration's ICE operations in.

The "No Kings" protest is taking place in cities across the country in response to Trump's military parade in Washington, D.C.

One witness said a Philadelphia police officer hit a protester “wherever he could” despite the protester not offering any resistance.

Philadelphia is among five Democratic-led cities that President Trump is preparing to send ICE tactical teams ahead of nationwide protests.

Immigration and Customs Enforcement (ICE) is preparing to deploy tactical units to Philadelphia and multiple other Democrat-run cities, according to CBS News. The move comes amid heightened anxiety among the city’s immigrant communities and an uptick in immigration enforcement in the area. Here’s what we know so far.

This group, organized by SEIU Local 32BJ, is calling for the release of SEIU California President David Huerta, who was detained during protests.

Activists plan more events Tuesday in New York, Chicago, Dallas and Atlanta. A curfew was imposed across downtown L.A. until 6 a.m.

Protests erupted nationwide, including in San Francisco, Chicago and NYC, after tensions escalated in LA over immigration raids. See the photos.