Overcrowded border patrol facilities have made headlines, especially when children are held in custody more than the 75 hours allowed by law. i think we ve made a tremendous amount of progress. this time around you feel confident that children will not be in border patrol custody for more than those 72 hours? we do absolutely everything in our capacity to make sure that happens. he says some of the haitians were in del rio last year, part of the have a under a bridge got deported back. we don t want the del rio situation. reporter: the mayor wants title 42 to remain in place. he fears lifting it could increase human smuggling and violence in his city. he said houses are run by local gaks connected to the cartell. reporter: is there a plan b?