new york u.s. prosecutors tuesday charge executive turkish state-owned bank participate multi-year scheme violate u.s. sanction iran escalate case add tensions unite state turkey mehmet hakan atilla deputy general manager halkbank accuse conspire wealthy turkish gold trader reza zarrab conduct hundreds millions dollars illegal transactions u.s. bank behalf iran government entities country atilla 47-year-old turkish citizen look somber appear brief hear u.s. magistrate judge jam francis manhattan day arrest john f. kennedy international airport unclear whether atilla hire lawyer make bail application remain federal custody charge expand case draw criticism turkish president tayyip erdogan say believe u.s. authorities ulterior motives prosecute zarrab atilla arrest day reveal zarrab gold trader add former new york city mayor rudolph giuliani confidante president donald trump legal team turkey relations unite state deteriorate former president barack obama officials ankara hop improvement trump turkish officials contact reuters tuesday say information arrest accord criminal complaint atilla work zarrab others 2010 2015 conceal zarrab ability supply currency gold iran turkish bank without subject bank u.s. sanction part scheme atilla zarrab use front company fake invoice trick u.s. bank process transactions disguise appear though involve food thus exempt u.s. sanction prosecutors say unite state sanction mere request suggestions law act u.s. attorney joon kim manhattan say statement atilla charge conspire commit bank fraud carry maximum 30-year prison term violate u.s. sanction carry maximum 20-year term atilla new york late series investor meet ahead plan halkbank dollar-denominated subordinate bond issue turkish bankers say zarrab dual national iran turkey arrest 2013 corruption probe people close tie erdogan turkey prime minister question case erdogan say september prosecutors try implicate refer indictment zarrab donations educational charity erdogan wife affiliate zarrab deny charge case face aug. 21 trial arrest march 21 2016 miami en route disney world wife daughter tie unite state turkey strain u.s. support kurdish militia fighters syria presence unite state turkish cleric fethullah gulen ankara blame last july fail military coup u.s. secretary state rex tillerson schedule week make one-day visit ankara talk erdogan focus syria senior u.s. officials say monday court file monday kim question whether zarrab legal team could include giuliani former u.s. attorney general michael mukasey work law firm also represent allege u.s. bank victims another lawyer zarrab say giuliani mukasey roles would require appear court kim late say understand remain involve efforts explore potential disposition criminal charge matter case u.s. v. atilla u.s. district court southern district new york 17-mag-02197 u.s. charge turkish banker iran sanction probe