First, the Musharraf govenrment is rejecting a U.N. inquiry, on the basis that “No foreign government was involved”, though they have already fingered al Queida, a group of foreign terrorists based, at least in part in Afghanistan, and definitely supported by a foreign group, the Taliban.
Bag News Notes also has an interesting analysis, where they lay the blame at the feet of Condoleeza Rice, who thought that another “election”, like those in Iraq, would show democracy on the march in Pakistan, but then she never followed up, and left Bhutto unprotected.