Full Episode: Tuesday, August 25, 2026

Following the death of music legend, actress, businesswoman and philanthropist Dolly Parton at age 80, David Muir looks back at her life – from her humble country roots in Tennessee, to her award-winning career that spanned more than six decades; Rachel Scott reports on Canada imposing retaliatory tariffs of up to 50% on over 700 U.S. products after Pres. Trump's steep new tariffs on Canadian…