The traveler, identified as a 35-year-old man, was reportedly behaving erratically and causing a disturbance on the flight. He was allegedly shouting and making threats, and his actions were deemed disruptive and threatening to other passengers. The incident was reported to the authorities upon landing in Varadero. The Cuban authorities, upon receiving the report, immediately took action and denied the traveler entry into the country. This decision was made based on the traveler’s behavior during the flight, which was deemed to be “aggressive and destructive.” The traveler was subsequently detained and questioned by Cuban authorities. The incident has sparked a diplomatic row between Cuba and Russia, with both countries expressing their concerns over the incident.