QUESTION: Can one file a personal injury suit against a county jail if, for example, a detainee was exposed to a person who had a prior history of trying to kill an inmate and then after 60 days stabbed another? ANSWER: With a few exceptions, public entities are immune from liability for injuries caused by any prisoner to another prisoner while an inmate of a “prison, jail or penal or correctional facility” [Gov.C. § 844.6(a)]. This also applies to claims that derive from any injury to a prisoner—i.e., public entities.