yangon/naypyitaw members u.s. congress say tuesday operations carry rohingya muslims myanmar hallmarks ethnic cleanse country leader aung san suu kyi express doubt allegations right abuse u.s. senate members also say disturb violent disproportionate security response rohingya militant attack drive 600,000 people myanmar neighbour bangladesh human right monitor accuse myanmar military atrocities include mass rape stateless rohingya so-called clearance operations follow insurgent attack 30 police post army base myanmar government deny claim army last week say probe find evidence wrongdoing troop hear violations go moment suu kyi tell reporters response question human right abuse end asia-europe meet asem myanmar capital naypyitaw say whether happen responsibility government make sure happen nobel laureate suu kyi say hop talk bangladesh foreign minister week would lead deal safe voluntary return flee suu kyi less two-year old civilian government face heavy international criticism response crisis though control general share power myanmar transition power decades military rule top un official describe military action textbook case ethnic cleanse u.s. secretary state rex tillerson visit myanmar last week refuse label early november u.s. lawmakers propose target sanction travel restrictions myanmar military officials democratic senator jeff merkley among sponsor legislation introduce senate lead congressional delegation visit rakhine week block travel violence-hit north state rohingya camp group also travel cox bazar district bangladesh rohingya refugees huddle makeshift camp feed overstretch aid agencies many refugees suffer direct attack include love ones children husband kill front wive daughters rap burn horrific injuries hallmarks ethnic cleanse merkley tell reporters myanmar tuesday profoundly disturb violent disproportionate response rohingya military local group say delegation call myanmar allow investigation allege atrocities would involve international community want emphasize world watch merkley say add important myanmar allow anyone want come back return home farm merkley say delegation today recommend…what u.s. government would ask legislation introduce congress myanmar officials far say plan resettle returnees new model villages rather land previously occupy approach unite nations criticize past effectively create permanent camp individuals come back…simply return camp would continue discrimination restrictions full participation economy society say merkley warn isolate people camp create two-tier society fundamentally incompatible future democracy guarantee perpetuation suspicions misunderstand conflict speak early tuesday suu kyi say discussions would hold bangladesh foreign minister wednesday thursday repatriation officials countries begin talk last month process rohingya want return hope would result mou sign quickly would enable us start safe voluntarily return go across border suu kyi say rohingya largely stateless many people myanmar view illegal immigrants bangladesh suu kyi say myanmar would follow framework agreement reach 1990s cover early repatriation rohingya flee bangladesh escape previous bouts ethnic violence agreement address citizenship status rohingya bangladesh press repatriation process provide rohingya safeguard time basis residency ... agree two governments long time ago success formula continue follow suu kyi say early talk two countries reach broad agreement work repatriation deal senior myanmar official late accuse bangladesh drag feet order secure fund aid agencies host refugees u.s. congress members decry 'ethnic cleanse myanmar suu kyi doubt allegations