A Kozhikode-bound Indigo airlines flight from Dubai made an emergency landing at Mumbai airport after a passenger made a speech in support of the dreaded terror outfit Islamic State on Thursday morning.

The man, who is suspected to be a Keralite, started speaking for the ISIS and its ideals when the the flight was airborne.

He refused to yield to the requests from co-passengers to stop. He was overpowered by fellow passengers when he turned violent.

The passenger is being interrogated by the CISF at Mumbai airport. More details are awaited.