World News Tonight with David Muir Full Episode: Thursday, December 18, 2025
Dec 19, 2025
A dramatic manhunt ends with the discovery of a shooting suspect linked to Brown University, while a tragic plane crash claims the lives of NASCAR's Greg Biffle and six others. As a holiday storm looms, experts warn of travel disruptions across the Northeast. President Trump confirms ACA subsidies will expire, sparking concerns for millions. In other news, the JonBenet Ramsey case sees renewed interest with new tips, and a local hardware store narrowly escapes disaster with a car crashing into it, showcasing unexpected moments in daily life.
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Manhunt Ends, Investigation Widens
- Authorities found the Brown University shooting suspect dead after six days on the run, prompting a new direction in the investigation.
- Investigators are also probing a possible link between the Brown attack and the killing of MIT professor Nuno Larrero.
Surveillance Image Shapes The Search
- Surveillance captured a person of interest walking away from the Brown engineering building as a police car pulled up.
- That image became central to the subsequent manhunt and identification efforts.
Fiery Plane Crash Kills NASCAR Legend
- A small jet crashed short of the runway in rain and fog, exploding into a fireball and killing seven people including NASCAR legend Greg Biffle and his family.
- Witnesses described large flames and mangled wreckage as first responders secured the scene.