Former Istanbul governor Huseyin Avni Mutlu has been detained on Tuesday in connection to the failed coup attempt.
As part of an ongoing investigation several police units conducted a search at Mutlu's residence in the early hours of the day.
The former Istanbul governor is accused of supporting the terrorist organization of Fethullah Gulen, Trend reports with reference to the TRT Haber TV.
Mutlu served as governor of the Istanbul province between 2010 and 2014, after which he took a post with the Interior Ministry as a civilian authority.
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