 Vance, an Ohio native, has appealed to many Republicans in the Rust Belt. Don Jr. says that background will be key to winning voters in battleground states like Michigan and Pennsylvania. Jung Yoon Han, NPR News, Milwaukee. The man killed during the assassination attempt on former President Trump Saturday has been hailed as a hero. NPR's Meg Anderson reports Corey Acama-Portor killed his family when shots broke out at the rally.