numbers show migrant encounters at the southern border nearly doubled last month from january 2021. agents there say they are underfunded and overwhelmed. now arizona's attorney general is leading coalition of 13-state ag's to defend the public charge rule. arizona ag mark will argue the case before the supreme court on wednesday and he joins us now. so ag, let me set it up. the public charge rule ensure that noncitizens are able to financially support themselves in order to become u.s. citizens or to get a green card, what's your pitch to the supreme court? >> well, thank you, arthel, for having me on again today and basically it comes down to this. the public charge rule, the statute has been around for nearly a century in this country and basically says if you're a noncitizen, you to be able to support yourself. the trump administration promulgated a rule that basically said that you cannot be on welfare benefits for more than one year of your first 3 years here.