Labor unions representing teachers and school employees have filed a lawsuit against the Trump administration over its immigration crackdown . They say arrests are instigating fear and leading to some children dropping out of school. The National Education Association and the American Federation of Teachers, the two largest teacher unions in the country, allege that immigration arrests at schools are in violation of the law. On Tuesday, they joined a lawsuit that had originally been filed by a group of churches in April in Oregon. They had sued the Trump administration’s directives to open houses of worship to ICE officers, according to the Associated Press . Why are ICE officers operating at schools and churches? For decades, ICE agents were told to steer clear of  “sensitive locations” such as schools, hospitals and places of worship. In a 2021 memo, the Department of Homeland Security said officers could “accomplish (its) enforcement mission without denying or limiting...