Colorado's largest public school district is the first in America to sue the Trump administration over fears of ICE raids taking place on school grounds.Denver Public Schools filed a federal lawsuit against the Department of Homeland Security and DHS Secretary Kristi Noem for its decision to remove a policy designating schools – and other areas, like churches – as sensitive locations, therefore restricting immigration enforcement.The policy was enacted in 2011 under former President Barack Obama.The school system argues that rescinding the policy has caused schools to devote time and resources to teaching students and staff how to remain safe from