# Air India Flight Grounded in Kolkata Following Hijack Threat Security protocols were triggered after a suspicious note was discovered on board. - **Source:** [Top stories - Google News](https://news.google.com/?cf=all&hl=en-IN&topic=b&gl=IN&ceid=IN:en) - **Published:** 2026-11-11 - **Topic:** [world](https://brifing.si/c/world) - **Original article:** - **On Brifing:** https://brifing.si/s/e21899e8-52e9-4d8a-97dd-99d113276449 ## Security Alert Initiated An Air India flight scheduled to travel from Kolkata to Mumbai was grounded following a serious security alert. The incident occurred moments before the aircraft was cleared for take-off. Authorities immediately halted departure procedures to prioritize passenger safety and conduct a thorough investigation into the nature of the reported threat. ## Discovery of Threatening Note The emergency response was triggered after a handwritten note containing a hijack threat was discovered inside the aircraft cabin. Crew members identified the paper slip and promptly alerted airport security officials. This discovery necessitated an immediate cessation of all flight operations to ensure that the potential risk was properly assessed. ## Isolation Bay Protocol Following standard aviation security protocols for potential hijack threats, the aircraft was moved to an isolation bay at Kolkata Airport. This designated area is specifically utilized for handling security incidents away from the main terminal and active runways. The move ensures that any potential threat is contained without disrupting overall airport traffic. ## Immediate Operational Impact The grounding of the Mumbai-bound flight caused significant delays for passengers and disrupted the airline's scheduled operations at the airport. Ground staff worked to manage the situation while security agencies secured the perimeter of the aircraft. Passengers were deboarded safely as the investigation into the origin of the note commenced immediately. ## Aviation Security Standards Aviation authorities maintain strict zero-tolerance policies regarding any mention of hijacking or security breaches on commercial flights. Even when threats appear on paper slips, they are treated as credible until proven otherwise by security teams. This approach is designed to prevent any possibility of harm to passengers, crew, or the aircraft. ## Investigation Procedures Underway Security agencies are currently examining the note to determine its origin and the intent behind the message. Forensic teams are analyzing the handwriting and the paper itself to identify potential suspects. The investigation involves coordinating with airport security, local police, and airline officials to ensure a comprehensive review of the incident. ## Passenger Safety Measures Ensuring the safety of all individuals on board remains the primary objective during such security incidents. Passengers were moved to a secure location while the aircraft underwent a detailed security sweep. Airline representatives are providing necessary support and information to those affected by the sudden cancellation of their scheduled flight to Mumbai. ## Broader Security Implications This incident highlights the persistent challenges faced by aviation security in managing potential threats within terminal environments. The swift transition to an isolation bay demonstrates the effectiveness of current emergency response frameworks at major Indian airports. Future operations will likely see increased vigilance and enhanced screening procedures for all departing flights. ## Sources covering this story - https://news.google.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?oc=5 — --- _Summary written by Brifing from the original reporting. Copyright in the original article belongs to its publisher; read the full piece at the link above._