US Border Patrol in Tucson, Arizona, warned that summer is the deadliest season for illegal border crossings, with one officer reporting that more than 18 migra

US Border Patrol in Tucson, Arizona, warned that summer is the deadliest season for illegal border crossings, with one officer reporting that more than 18 migrant deaths have occurred this summer alone as smugglers push people through the harsh desert terrain [▻](https://video.twimg.com/amplify_vi…