1 3 , ▁I CE ▁released ▁thirty - six ▁thousand ▁individuals ▁with ▁criminal ▁records , ▁including ▁ 1 9 3 ▁found ▁conv icted ▁of ▁murder ▁and ▁ 4 2 6 ▁conv icted ▁of ▁sexual ▁assault . ▁Additionally , ▁I CE ▁encountered ▁about ▁si xty - e ight ▁thousand ▁al iens ▁with ▁criminal ▁records ▁who ▁they ▁did ▁not ▁pro sec ute . ▁If ▁imm igration ▁reform ▁becomes ▁law , ▁many ▁of ▁those ▁who ▁entered ▁the ▁country ▁il leg ally ▁would ▁likely ▁be ▁able ▁to ▁remain ▁in ▁the ▁United ▁States . ▁The ▁U . S . ▁Im m igration ▁and ▁Custom s ▁En for cement , ▁also ▁known ▁as ▁I CE , ▁has ▁enfor cement ▁prior ities ▁that ▁involve : ▁app reh ension ▁of ▁terror ists , ▁violent ▁crim inals , ▁gang ▁members , ▁which ▁are ▁categor ized ▁under ▁three ▁prior ities . ▁The ▁first ▁and ▁highest ▁priority ▁is ▁to ▁remove ▁al iens ▁who ▁pose ▁a ▁danger ▁to ▁national ▁security ▁or ▁a ▁risk ▁to ▁public ▁safety . ▁Second ▁priority ▁is ▁recent ▁illegal ▁entr ants ; ▁those ▁who ▁have ▁recently ▁viol ated ▁imm igration ▁control ▁at ▁the ▁border ▁such ▁as ▁over st ay ▁vis as . ▁The ▁third ▁priority ▁is ▁al iens ▁who ▁are ▁fug it ives ▁or ▁otherwise ▁ob struct ▁imm igration ▁control , ▁for ▁instance , ▁re entries ▁after ▁prior ▁order ▁of ▁deport ation . ▁I CE ▁resources ▁are ▁limited ; ▁an ▁estimated ▁ 4 0 0 , 0 0 0 ▁al iens ▁can ▁be ▁removed ▁per ▁year , ▁but ▁that ▁is ▁less ▁than