text:  and 92.1 East Idaho's news and talk station, KID Newsradio. Talking in Tucson, I'm John Saucier, Fox News Homeland Security Secretary Alejandro Mayorkas giving some details on border security efforts during a visit to Tucson, Arizona today. Here's Fox's Christine Goodwin with more. Secretary Alejandro Mayorkas responding to a report that DHS confirmed more than 400 migrants entered the U.S. via an ISIS-linked group.