istanbul turkish prosecutors issue detention warrant 117 military personnel allege link u.s.-based cleric accuse ankara orchestrate last year attempt coup security source say friday say counter terrorism police western province izmir launch operation early friday detain military staff serve key units arm force turkey say supporters islamic preacher fethullah gulen live self-imposed exile unite state since 1999 behind abortive putsch 250 people kill deny involvement personnel face arrest phone contact senior members cleric movement 2010 july 15 last year coup launch source say since 50,000 people jail pending trial link gulen 150,000 people sack suspend job public private sectors reason right group turkey western ally voice concern crackdown fear government use coup pretext quash dissent government argue massive purge could neutralize threat represent gulen network say deeply infiltrate turkey institutions army school court turkey order 117 soldier detain gulen link source