CHICAGO -- The U.S. Secret Service said its agents visited a Chicago elementary school Friday while investigating a threat, hours after school officials mistakenly claimed that U.S. Immigration and Customs Enforcement agents had come to the building.

Chicago Public Schools officials reportedly mistook Secret Service agents for ICE officers during a chaotic morning incident amid migrant crackdowns.

The Secret Service is continuing to release information after Chicago school officials responded to what they thought was an ICE action Friday.

Officials with Chicago Public Schools claimed U.S. Immigration and Customs Enforcement agents were seen at Hamline Elementary School. The Secret Service said special agents were investigating a threat.

The first official elected Chicago school board meeting focused on protecting Chicago Public School students from ICE, and a plea from the CPS CEO to undocumented parents.

Chicago Public Schools officials incorrectly said U.S. Immigration and Customs Enforcement Agents attempted to enter a South Side elementary school.

Chicago officials admitted they confused Secret Service agents who showed up at an elementary school to investigate a threat for ICE agents.

CPS officials initially said agents who identified themselves as ICE arrived at Hamline Elementary in Back of the Yards Friday, but it was actually Secret Service agents looking for an 11-year-old who posted an anti-Trump video,

The agents turned out to be unrelated to immigration, officials said hours later. They were from the Secret Service, investigating a threat.

At least eight large public school districts across the United States have vowed in recent days to try to protect undocumented immigrant students and their families from President Donald Trump's mass deportation push.

Chicago Public Schools said its officials erred Friday when they claimed immigration agents had gone to a school, mistaken information that caused alarm amid fears