Intelligence Bureau terror alerts had warned the airport could provide a launch pad for terror attacks on the city.
Letter slams officers for lying while trying to declare runway 16/34 of Juhu airport unfit for operations.
AAI's decision to shift chopper operations from Mumbai airport has run into rough weathers.
Crew and all five passengers were safe, airport sources said.
Around 75% of Coronavirus Patients in India are in Working-age Population of 21-60 Years
'Superwoman' Didi, Comic for Faith in Science Amid Virus Crisis: Here's Bengal's List of Political Novelties
COVID-19 Infections Cross 3,000; Govt Says No Need to Panic as 30% Cases Linked to Tablighi Jamaat Meet
Virus Crisis: After WHO & US, India Urges Outdoor Use of Masks, Releases DIY Guide for 'Face Covers'