ISLAMABAD - Gunmen attacked one of Pakistan's biggest airports in Karachi on Sunday, killing at least five people, police said.
"The old terminal of Karachi airport was attacked by militants," said a senior police official.
Officials in Karachi, Pakistan's commercial hub, said all flights had been diverted.
"All flights destined for Karachi have been diverted to other cities," said a civil aviation authority spokesman.
No one immediately claimed responsibility for the attack.
"Over half a dozen armed men made towards the runway from the backside of the airport," said a private television channel, quoting a witness.
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