The Al-Qassam Brigades, the military arm of the Hamas movement, said it had lost contact with groups protecting Israeli prisoners, noting that their fate 'is still unknown.' A statement issued by Al-Qassam said: 'We have lost contact with a number of groups charged with protecting enemy prisoners, and the fate of the prisoners and captives is still unknown after losing contact,' according to 'Sky News Arabia.' Source: National News Agency - Lebanon