The U.S. government sent new agents to Chicago. These agents had a special job. They had to check people's immigration papers. This was a new plan from the government. It made many people nervous.
The agents went into different neighborhoods. They stopped people on the street. They also went to people's homes. Some people did not have the right papers. The agents arrested these people. This was very scary for families.
Many people in the community were afraid. They did not want to go outside. They were scared for their families and friends. The new government plan changed daily life in the city. Everyone felt the change.