Nearly 100 flights were delayed as Delhi’s IGI airport on Friday faced technical problems with the air traffic control system, The Delhi airport in this regard issued an advisory for passengers. “Due to a technical issue with the Air Traffic Control (ATC) system, flight operations at IGIA are experiencing delays. Their team is actively working with all stakeholders including DIAL to resolve it at the earliest. Passengers are advised to stay in touch with their respective airlines for the latest flight updates. We sincerely regret the inconvenience caused,” the airport said in a statement.