ABC World News Tonight with David Muir S2024E246 - Episode 246

Alex Presha on the search for suspect in the Kentucky highway mass shooting, authorities today releasing new details about his criminal history, and finding his vehicle and an AR-15 style rifle; MaryAlice Parks reports on the presidential campaign, the two candidates activities days before that pivotal ABC News debate ; and the Paralympics closing ceremony, the massive U.S. Medal count and a catchup with some key athletes; and more on tonight's broadcast of World News Tonight.