1.   The militants opened fire when they were challenged early Tuesday by security forces on patrol duty, a police official said on condition of anonymity.

2.   The militants opened fire as the soldiers neared a guerrilla hide-out, killing a soldier.

3.   The militants opened indiscriminate fire on the security personnel who retaliated killing the four, he said.

4.   Moslem militants opened fire at an outlying police station here Sunday but there were no casualties, residents said.