Attendance had already been low for about a week at Laredo Elementary School in Aurora when federal immigration agents showed up at an apartment building down the street before school started Wednesday,

Denver Public Schools sued the U.S. Department of Homeland Security Wednesday in an effort to block federal immigration agents from making arrests at schools as the Trump administration ramps up mass deportations nationwide.

Denver Public Schools this week is believed to be the first district in the nation to sue the Trump administration over immigration enforcement in schools — but it's likely not the last. The latest: DPS officials have heard from "several" school districts across the country that are interested in joining its lawsuit or pursuing similar action,

Denver Public Schools has filed a lawsuit against the U.S. Department of Homeland Security in an effort to prevent federal agents from arresting immigrants at schools.

DPS said the legal action comes in response to a directive revoking long-standing policies regarding immigration enforcement.