Chaos at a school in Pakistan after a grenade attack on Saturday leaves its principal dead.
Two men on a motorbike reportedly attacked the school in Pakistan's port city of Karachi.
They hurled a hand grenade at the building, ran in and threw another grenade before opening fire.
The attack left four students and two teachers injured.
The school's principal died on the way to hospital.
The students were waiting for their exam results when the attack happened.
(SOUNDBITE)(Urdu) INJURED TEACHER, ATTAUR REHMAN, SAYING:
"After 15 minutes, suddenly a man ran in firing. We were all engrossed in the magic show. But as soon as the firing started, there was a stampede. I think they threw two hand grenades also."
No one has claimed responsibility for the attack.
Principal killed in Pakistan school attack (0:45)
Mar. 30 - Unidentified men attacked a school in Karachi, Pakistan on Saturday, killing the head teacher and leaving six people injured. Adam Brauner reports. ( Transcript )