Hearings have been held in border towns such as Laredo, Texas, where temporary courtrooms have been set up by the border and migrants are put in front of a judge via video conference.

So far, the administration has returned more than 55,000 migrants to Mexico. The assessment describes the policy as an “indispensable tool in addressing the ongoing crisis at the southern border and restoring integrity to the immigration system.” It says that it has completed almost 13,000 cases as of Oct. 21.