PBS News Hour full episode, May 27, 2026

Wednesday on the News Hour, Ken Paxton's defeat of incumbent Sen. John Cornyn in Texas is the latest show of President Trump's grip on the GOP. We speak to Cuba's deputy foreign minister amid escalating threats from the White House, including an arrest warrant for the country's former leader. Plus, the search for antibiotics undergoes a dramatic transformation with the deployment of AI. WATCH TODAY'S SEGMENTS: Paxton win sets up Texas clash with Talarico    • Paxton's win over Cornyn sets up high-stak...   News Wrap: 11 presumed dead after Washington tank implosion    • News Wrap: 11 presumed dead after Washingt...   Cuban diplomat says Havana ready to defend itself from U.S.    • Cuban diplomat says Havana not seeking con...   McCain says WFP faces funding pressure amid global crises    • 'Food security is national security,' McCa...   How AI is helping researchers develop new antibiotics    • How AI is helping researchers develop anti...   Nathan Lane and Laurie Metcalf on 'Death of a Salesman'    • Nathan Lane and Laurie Metcalf on bringing...   New museum spotlights Thaddeus Stevens’ abolitionist legacy    • New museum spotlights Thaddeus Stevens’ ab...   Watch PBS News for daily, breaking and live news, plus special coverage. We are home to PBS News Hour, ranked the most credible and objective TV news show. Sign up for Here's The Deal with Lisa Desjardins: https://to.pbs.org/41q6E8i Subscribe for exclusive content in our newsletters: https://www.pbs.org/newshour/subscribe PBS News podcasts: https://www.pbs.org/newshour/podcasts Stream your PBS favorites with the PBS app: https://to.pbs.org/2Jb8twG Find more from PBS News at https://www.pbs.org/newshour Subscribe to our YouTube channel: https://bit.ly/2HfsCD6 Follow us: TikTok:   / pbsnews   X:   / newshour   Instagram:   / newshour   Facebook:   / newshour   00:00- Introduction 02:18- Paxton win sets up Texas clash with Talarico 08:49- News Wrap: 11 presumed dead after Washington tank implosion 15:17- Cuban diplomat says Havana ready to defend itself from U.S. 26:28- McCain says WFP faces funding pressure amid global crises 34:20- How AI is helping researchers develop new antibiotics 41:50- Nathan Lane and Laurie Metcalf on 'Death of a Salesman' 50:43- New museum spotlights Thaddeus Stevens’ abolitionist legacy