51.   Police killed six inmates in a gunbattle Thursday when the prisoners tried to escape a maximum security prison in northeastern Brazil.

52.   Prison guards clubbed six prisoners to death at a maximum security prison in a bid to cover up the escape of another inmate, a magistrate said Friday.

53.   Prison officials, speaking on condition of anonymity, said Sallam made the pledge during a tour of the Tora high security prison just south of the Egyptian capital.

54.   Prisoners at a medium security prison in Christchurch took six guards hostage Saturday and claimed to have rigged explosives as booby traps.

55.   Peru isolates rebels at maximum security prison.

56.   Pereira was to be taken Monday to Papuda maximum security prison in Brasilia, police said.

57.   A former Georgian state official was sentenced to five years in maximum security prison for abuse of power and illegal weapon possession, a judge said Thursday.

58.   A judge on Friday indicted two sisters from Ireland on charges of helping in the spectacular helicopter escape of four guerrillas from a maximum security prison here.

59.   A convicted murderer on Wednesday allegedly used homemade knives to stab both a high-level official and officer at the Green Haven Correctional Facility maximum security prison.

60.   A man accused of complicity in the murder of a leading presidential candidate has been declared innocent and set free from a maximum security prison.