Nawaz Sharif, Pakistan's prime minister, says an offensive against anti-government fighters in the northwest will clear the country of what he calls "terrorists" and restore peace.

More than a hundred fighters have been killed in the air strikes that began in North Waziristan on Saturday. But the campaign has also displaced thousands of civilians.

Al Jazeera's Osama Bin Javaid reports from Karachi.

Source: Al Jazeera