>> under president donald trump, we will never abolish ice. >> vice president mike pence defending the administration's immigration policies. and going after democrats who have called for abolishing the immigration and customs enforcement agency. >> we will always stand proudly with the brave heroes of ice and our border patrol. >> reporter: president trump seizing on nethe new language during his rally in montana last night. >> the new platform of the democratic party is to abolish ice, in other words, they want to abolish immigration enforcement entirely. that's what they want to do. they want everybody coming in. >> reporter: the administration racing to meet a deadline to reunite separated families, telling a judge today it may need more time. officials are now relying on dna tests to reunite children with their parents.