Pakistan says its forces have killed about 50 militants in Waziristan, near Afghanistan, where Taliban leader Baitullah Mehsud is believed to hold positions with thousands of followers, Guardian reported.
Osama bin Laden and other al-Qaida and Taliban leaders are also believed to be hiding in Waziristan. The army has not formally announced operations in the region, but it began artillery attacks there about a week ago.
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