A Mumbai court on Saturday remanded Central Industrial Security Force constable Ramnarayan Namdeo to police custody till June 6.
Namdeo had shot dead his senior A Karanjkar and held six of his colleagues hostage in the security hold area of Sahar Terminal of the Chhatrapati Shivaji International Airport on May 24.
Dressed in a striped T-shirt and jeans, Namdeo was produced before Additional Metropolitan Magistrate M V Mankar amidst tight police security.
The police had sought Namdeo's custody to interrogate him for the illegal confinement of his colleagues.
Medical tests had already revealed that he is normal.