IndiGo, SilkAir planes nearly collided over Kolkata
Two IndiGo and SilkAir flights nearly collided over Kolkata in December, aviation watchdog BEA has said. BEA said vertical separation between the flights, carrying over 200 passengers, "was zero feet" and horizontal separation 0.6 Nautical Miles. The Centre ordered a probe into the matter, wherein the SilkAir flight was preparing to land and Indigo flight departing from the same runway.