The Narcotics Control Bureau (NCB) has summoned Karan Johar for questioning. According to sources in the NCB, Karan has been called by the agency to gather some information related to the party he hosted on July 2019. On the other hand, 10 air-conditioned local train services will be operated on the Chhatrapati Shivaji Maharaj Terminus-Kalyan section here from Thursday, replacing the ordinary suburban services. For more news updates, keep watching Mumbai Metro.