<sod >Turkish police have reportedly detained the brother of Fethullah Gulen,Â as Recep Erdogan's government continues its purge of the exiled cleric's supporters following a failed coup.< eod>< sod > Turkish police have reportedly detained the brother of Fethullah Gulen,Â as Recep Erdogan's government continues its purge of the exiled cleric's supporters following the summerâs failed coup.< eod>