up the appeals chain. i think this is going to go to the district court in arizona first but then likely to the circuit court of appeals and. >> reporter: likely to the supreme court. i would like to stake issue with what the sheriff said. just because the federal government has been fully successful in immigration, that's not necessarily a legal justification for overruling the supremacy clause. if, for example, mexico was really crossing the border and doing terrible things to people in arizona, that wouldn't be arizona's right to declare war on mexico. the law says there are certain areas that are just reserved for the federal government even if the federal government isn't doing the best job at it. >> okay, emotions as you know, running really high on both sides of this showdown on illegal immigration. we will talk with the author of the arizona law, state senator russell pierce. man, that's going to be good, and public defender isabelle garcia, who opposes the law. that discussion in about five