Hours after the U.S. Supreme Court had allowed Senate Bill 4 to go into effect, a federal appeals court let an earlier injunction stand. SB 4 lets Texas police arrest people suspected of illegally crossing the Texas-Mexico border.

Under a Gov. Greg Abbott initiative, more than 1,600 migrants have been arrested for allegedly trespassing on private property after crossing the Texas-Mexico border. The arrests and subsequent imprisonment of the migrants have led to state law violations and constitutional concerns.