NPR News covers the reported death of Dolly Parton at age 80, highlighting her legacy as a singer and humanitarian. The broadcast also addresses an Iranian video threatening Barron Trump, which the Secret Service is investigating. Additionally, reports detail Canada’s retaliatory tariffs on U.S. goods, a State Department review of asylum-related visas, a South Carolina special primary, and CDC data showing U.S. life expectancy has rebounded to pre-pandemic levels.