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

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

Follow along for live updates as thousands of people nationwide have shown up at protests and rallies opposing ICE raids.

Fifteen people were arrested Tuesday after 150 protesters gathered in Center City to rally against the Trump administration's Immigration and Customs Enforcement operations in Philadelphia, police said.

Fifty protests are expected to occur in 50 cities Saturday for the “No Kings” rally against President Donald Trump and activity by the U.S. Immigration and Customs Enforcement, known as

Groups have also taken to social media to assuage fears and guide newfound allies in how to help. On Friday, the immigrant rights group New Sanctuary Movement of Philadelphia acknowledged ICE’s shifting enforcement tactics but reminded people the agency had so far been selective in its Philly operations.

Cities large and small across the U.S. saw crowds gather Saturday for planned "No Kings" protests against President Trump.

Protesters gathered Thursday night on East Third Street in Bethlehem, a day after Immigration and Customs Enforcement arrested 17 construction workers at the Five 10 Flats apartment complex.

Demonstrators crowded into parks and plazas across the U.S. Saturday to rally against President Donald Trump as officials urged calm and mobilized National Guard troops ahead a military parade to mark the Army’s 250th anniversary that coincides with the president’s birthday.

A protest against Immigrations and Customs Enforcement in Los Angeles has fueled similar demonstrations across the U.S. in recent days, with protesters arrested in New York, Philadelphia and other cities as Texas Gov. Greg Abbott said he would deploy the National Guard to several locations in the state.