Town Hall with Julian Castro: Part 1
Democratic 2020 presidential candidate Julian Castro discusses immigration and the border crisis with moderators Bret Baier and Martha MacCallum in Tempe, Arizona.
Former Housing and Urban Development Secretary and San Antonio Mayor Julián Castro is joining Fox News' Bret Baier and Martha MacCallum as part of a town hall event in Tempe, Ariz.
Follow along with tonight's event on the live blog below. Mobile users click here.