From Yahoo News/AP:
KABUL – Afghanistan's intelligence chief accused Pakistan's spy agency of helping Taliban militants to carry out attacks in his country like the ones that killed 10 policemen Thursday.
Afghanistan has repeatedly called on Pakistan to sever all links with the Taliban, which came to power in Afghanistan in the 1990s with significant support from Pakistan's military intelligence agency, known as the Directorate for Inter-Services Intelligence, or ISI. Pakistan's government insists it no longer supports the militant group, but the country's civilian leaders have limited control over the agency.
Read more ....
My Comment: The Afghan Intelligence Chief is probably right, but unfortunately Pakistan is in a state of complete disarray at the present moment.