; (bb) shall be reviewed— (AA) by the multidisciplinary staff committee every 3 days during the period of the extension, in order to confirm the continued existence of the substantial and immediate threat; (BB) by the appropriate Enforcement and Removal Operations Field Office Director within U.S. Immigration and Customs Enforcement after the initial extension and every 7 days thereafter during the period of the extension, in order to review the findings of the multidisciplinary staff committee and determine whether such extensions are permissible; and (CC) by a subcommittee of the Detention Monitoring Council within U.S. Immigration and Customs Enforcement, which shall be chaired by the Custody Management Division and shall include representatives from Enforcement and Removal Operations Field Operations, the Health Service Corps, the Office of the Principal Legal Advisor, the Office of Professional Responsibility, the Office of Acquisition Management, and the Department of Homeland Security’s Office for Civil Rights and Civil Liberties, after any extension is approved by an Enforcement and Removal Operations Field Office Director; and (cc) shall include additional out of cell time, socialization, and programming opportunities for the detained alien, so that each detained alien placed in solitary confinement for more than 14 days is given not fewer than 4 hours of out of cell time each day; and (B) may not permit the use of solitary confinement as a form of discipline. (3) Protective custody The Secretary— (A) shall establish policies to ensure that an alien who is considered a protection case, upon the request of the alien, is transferred to a safer alternative, such as— (i) an alternative general population unit in the U.S. Immigration and Customs Enforcement facility; (ii) an alternative U.S. Immigration and Customs Enforcement facility; or (iii) an alternative to detention