U.S. Immigration and Customs Enforcement officers have been instructed to arrest people immediately after a judge has ordered them to be deported or after prosecutors move to drop their case.

U.S. Immigration and Customs Enforcement officers detained migrants at courthouses in New York City, Phoenix, Los Angeles and Seattle, according to family members, attorneys and news reports. In at least some of the arrests,

ICE arrests outside a Phoenix immigration court could lead to a chilling effect in which immigrants avoid their legal appearances.