This strikes me as very big news:

Pakistan's military has ordered its forces to open fire if U.S. troops launch another air or ground raid across the Afghan border, an army spokesman said Tuesday.

The orders, which come in response to a highly unusual Sept. 3 ground attack by U.S. commandos, are certain to heighten tensions between Washington and a key ally against terrorism. Although the ground attack was rare, there have been repeated reports of U.S. drone aircraft striking militant targets, most recently on Sept. 12.

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