Harris heads to the US southern border, looking to close a polling gap with Trump CNNHarris is visiting Arizona. But her campaign is prioritizing the Rust Belt. POLITICOHarris Heads to the Border, Trying to Project Toughness Against Trump The New York TimesHarris heads to southern border looking to flip script on immigration criticisms Fox NewsHarris heads to southern border in Arizona — where she’s losing ground to Trump USA TODAY