The US military has announced the withdrawal of a number of its troops from Pakistan. The Pentagon said it has received a request from the Pakistani government to reduce its presence in the country. The request came after a raid by US Special Forces killed al-Qaeda leader Osama Bin Laden in early May. The US has more than 200 troops in Pakistan helping to train the army. Besides, men from intelligence and Special Forces are operating there and it is not clear if any of these US personnel are also being pulled out.