Izmir police detained an Afghan national, identified as A.F.O., in Bornova district as part of an investigation into the Gulen movement.

State-run Anadolu news agency reported Saturday that A.F.O. was rounded up on accusation that he helped Afghan students who study at Turkish universities get in touch with dormitories and residences affiliated with the movement.

Anadolu said A.F.O. graduated from Ege University’s Faculty of Agriculture in 2014 and started operating a restaurant in Izmir afterwards.

The Izmir’s Public Prosecutor accuses him of using ByLock, a mobile app that Turkish government claims to be once top communication tool among Gulen supporters.

Gulen movement stands accused of masterminding the July 15, 2016 failed coup, however it denies involvement.