As Hurricane Francine makes landfall along the Louisiana coast with a life-threatening storm surge possible, Matt Rivers has the latest and Ginger Zee tracks the storm; with 55 days until the election, Mary Bruce has the highlights from that high-stakes ABC debate between Vice Pres. Kamala Harris and former Pres. Donald Trump; 23 years after the terrorist attacks on 9/11, David Muir reports on the heartache shared by all Americans and the tributes to those who lost their lives that day; and more on tonight's broadcast of World News Tonight with David Muir.