Pak threatens to close its airspace to US

ISLAMABAD: Admitting a "credibility gap" between Islamabad and Washington, prime minister Yousaf Raza Gilani has not ruled out closing Pakistan's airspace to US and said the blockade of the US supply lines into Afghanistan would stay in place for weeks.
The ban on Nato supply lines, already in its third week, would not be lifted until "new rules of engagement" arrived with US, Gilani told BBC.Asked whether the blockade would continue for days or weeks, he replied, "For weeks."
Highlighting that a "credibility gap" existed between Pakistan and the US, Gilani said, "We are working together and still we don't trust each other. I think we have to improve our relations."
Gilani indicated that Pakistan was working to set a new rules of engagement and operation with the United States.