washington u.s. department homeland security study whether discontinue use privately run detention center justice department recently call unsafe migrants share private prison operators fell monday news department secretary jeh johnson say direct advisory council evaluate whether agency continue contract private prison operators make recommendation nov. 30. advocate immigrants accuse company withhold proper mental health medical care detainees boost profit immigration customs enforcement ice division dhs currently use detention facilities run corrections corp america cxw.n geo group geo.n corrections corp america stock slide 9.4 percent geo group stock fell percent immediately news review stock rebound late afternoon corrections corp america earn 689 million ice contract since 2008 12 percent revenue state federal contract time accord website smartprocure track government contract company currently manage facility central american women children dilley texas geo group run similar facility karnes city texas earn 1.18 billion contract ice since 2008 35 percent total revenue government contract accord smartprocure data geo group say statement geo facilities contract ice highly rat provide high-quality cost-effective service safe secure humane residential environments pursuant strict contractual requirements federal government national standards statement say corrections corp america spokesman steve owen say proud quality value service provide look forward share information immigration advocate members congress ramp pressure dhs end contract private prison company since justice department announce aug. 18 would prompt inspector general report criticize safety effectiveness private prisons rather wait review report committee president ensure phase-out private prisons ... extend dhs operations immediately say greg chen advocacy director american immigration lawyers association senator bernie sanders former democratic presidential candidate democratic representative raul grijalva ask dhs letter last week end practice department homeland security official tell reuters aug. 19 ice need private prison company offer flexibility quickly build facilities adjust detention space migration flow fluctuate company also contract state local prison systems make half revenue reuters survey 10 state large contract private prison company include california texas show none immediate plan drop contract u.s. review use private immigration prisons share slide