Core Viewpoint - The military action initiated by the United States against Venezuela on January 3 led to the cancellation of hundreds of flights by major U.S. airlines, affecting many travelers, particularly Americans, who are stranded in the Caribbean region [1]. Group 1: Flight Cancellations - On January 3, the Federal Aviation Administration (FAA) issued a notice prohibiting U.S. airlines from flying in certain airspace over the Caribbean, resulting in multiple flight cancellations [3]. - JetBlue Airways canceled approximately 215 flights, while Southwest Airlines canceled flights to Aruba and Puerto Rico on the same day [3]. - Several European and South American airlines also canceled flights to the Caribbean region on January 3 [3]. Group 2: Impact on Travelers - Although the flight restrictions were lifted at midnight on January 4, analysts indicated that airlines would require several days to return to normal operations, leaving many travelers still unable to board their flights [5]. - A significant number of tourists, especially Americans, who planned to return on January 3 or 4, are now forced to remain in the Caribbean [7]. - Travelers reported difficulties in securing return flights, with one individual noting that hotel prices increased by $40 per night during their wait [9].