The ongoing stalemate over President Trump’s border wall has real-life significance along the U.S.-Mexico border. In Arizona, Here & Now’s Peter O’Dowd talks with longtime Santa Cruz County Sheriff Tony Estrada, who says a border wall is “not the silver bullet” for solving problems like illegal immigration and drug trafficking. Also, federal workers affected by the partial government shutdown are set to miss a second paycheck this week, putting many in a precarious financial situation if they don’t have savings for a rainy day. That and more, in hour …