Pak Bringing Taliban Back in Afghanistan

Pakistan is once again resuming its old strategy of bringing the Taliban to power in Afghanistan:

http://www.nytimes.com/2015/05/25/world/asia/as-taliban-advance-afghanistan-reluctantly-recruits-militias.html

This is the same old strategy that resulted in the 9-11 attacks. Pakistan thinks that it can do better by first seizing the northern  part of Afghanistan this time.