ABC World News Tonight Full Broadcast: Pope Leo's Cancer, Six Flags Tragedy, Guilfoyle Resigns

On this full broadcast of ABC World News Tonight with David Muir for October 13, 2026, we cover the day's top stories. Tom Soufi Burridge reports on Pope Leo, who has been diagnosed with lung cancer and had the lower portion of his right lung removed, as revealed by the Vatican after his surgery. Faith Abubey has new details on the investigation into the deadly accident at Six Flags Over Georgia after a man fell to his death. Rachel Scott reports on US Ambassador to Greece Kimberly Guilfoyle stepping down amid allegations of misconduct, hours after Trump called for her resignation. In other segments, we bring you the latest on the midterm elections, international news, and human-interest stories. ABC World News Tonight is your trusted source for comprehensive evening news, delivering accurate and balanced reporting from around the globe. Subscribe to ABC News on YouTube for more full broadcasts, and download the ABC News app for breaking news alerts. Connect with us on social media to stay informed.