washington state department consider formally declare crackdown myanmar rohingya muslims ethnic cleanse u.s. officials say tuesday lawmakers call sanction southeast asian country military pressure mount tough u.s. response rohingya crisis ahead president donald trump maiden visit asia next month attend summit southeast asian countries include myanmar manila u.s. officials prepare recommendation secretary state rex tillerson would define military-led campaign rohingya ethnic cleanse could spur new sanction u.s. government source say proposal part overall review myanmar policy could send tillerson early week would decide whether adopt accord officials speak condition anonymity 600,000 rohingya muslims flee rakhine state buddhist-majority myanmar mostly neighbor bangladesh since security force respond rohingya militants attack aug. 25 launch crackdown unite nations already denounce classic example ethnic cleanse three u.s. officials testify senate hear tuesday decline say whether treatment rohingya ethnic cleanse list new measure include target sanction washington consider step however stop short drastic tool washington disposal reimpose broad economic sanction suspend obama administration position ... characterize today closely resemble bad kind atrocities see long career deputy assistant secretary state mark storella say press say whether view situation ethnic cleanse senator ben cardin rank democrat foreign affairs committee say consider treatment rohingya genocide work bipartisan legislation could spell whether additional sanction need myanmar also know burma insist action need combat terrorists recommendation tillerson first report associate press expect include determination whether crimes humanity commit would require legal deliberations one u.s. official say state department immediately respond request comment u.s. lawmakers criticize aung san suu kyi head myanmar civilian-led government nobel peace laureate hugely popular washington fail senator bob corker republican chairman committee chide suu kyi call dismissiveness toward plight rohingya say might time policy adjustment toward myanmar hear patrick murphy deputy assistant secretary state east asian pacific affairs say additional sanction consider caution could lessen washington ability influence myanmar u.s. weigh call myanmar 's rohingya crisis 'ethnic cleanse