https://arstechnica.com/information-technology/2023/10/do-not-open-robots-warns-oregon-state-amid-college-food-delivery-bomb-prank/

On Tuesday, officials at Oregon State University issued a warning on social media about a bomb threat concerning Starship Technologies food delivery robots, autonomous wheeled drones that deliver food orders stored within a built-in container. By 7 pm local time, a suspect had been arrested in the prank, and officials declared there had been no bombs hidden within the robots.