21.   The United States needs Pakistani troops in the hunt for Bin Laden, not fighting India.

22.   The two nations came close to war two years ago when Pakistani troops and militia seized Himalayan heights in the Kargil area of Indian-ruled Kashmir.

23.   Pakistani paramilitary troops and the Afghan fighters loyal to the new anti-Taliban administration took up positions, but there was no exchange of fire.

24.   Pakistani troops are clustered in regiment camps all along the line of control.

25.   Pakistani troops are guarding the Afghan frontier to prevent Taliban and al-Qaida members from sneaking into the country.

26.   Pakistani troops fired back.

27.   Pakistani army officers first denied there was any attack, then a spokesman said the Indians had fired upon villages and that Pakistani troops had fired back with artillery.

28.   Pakistani troops joined in, flinging gravel back across the frontier.

29.   Pakistani troops responded, damaging Indian posts, a statement by Pakistani army said.

30.   Pakistani troops returned the fire, witnesses said.