Political firestorm erupts as Chicago's mayor calls to "abolish ICE" after accusing federal agents of undermining city's historic crime reduction gains.

The police in Brookfield, Ill., filed a battery charge against a federal agent, who was off duty when he scuffled with an immigrant rights activist.

Sunday marked the Chicago area's second day of protests against federal agents' use-of-force tactics that led to Renee Nicole Good's shooting death in Minnesota last week.

Adam Saracco, who was off duty, was charged with a misdemeanor count of battery in connection with the Dec. 27 attack at a gas station in Brookfield, according to Brookfield police and the Cook County state’s attorney’s office.

Even on one of the coldest days of the winter, hundreds of protesters took to Chicago’s streets against ICE. People rallied at the Chicago Water Tower on Michigan Avenue and marched to Trump Tower primarily to oppose the Trump administration,

On Thursday night, various left-wing activists and elected officials demanded the Civilian Office of Police Accountability and Chicago’s Office of Inspector General investigate the actions of the Chicago Police Department while agents from U.S. Border Patrol and Immigration and Customs Enforcement were causing havoc on the streets of Chicago.

The state of Illinois and city of Chicago filed a lawsuit against the Trump administration and Department of Homeland Security for unlawful use of force and dangerous tactics in immigration raids.

Chicago Mayor Brandon Johnson is expected to speak at a rally against ICE and other federal immigration enforcement agencies Sunday.