the border in the kyber pass, leaving 150 nato supply trucks stuck at the border. some pakistani officials are asking whether the u.s. and pakistan are allies are enemies. >> people ask questions. are you fighting a war or in a war together? >> reporter: protest broke out in pakistani cities friday, where angry mobs blame the u.s. and nato for pakistan's problem. they played a double game in recent years criticizing u.s. attacks in the tribal areas publicly, while encouraging the drone strikes on the al-qaeda leaders in private. according to the recent bob woodward book "obama's war" he told then c.i.a. head hayden to step up the drone strikes against al-qaeda in pakistan. collateral damage worries you americans and it does not worry me." u.s. officials downplayed the border closure today. >> it's inconceivable to me that the closing of the routes, the allege closing, which is not a full closing anyway would continue more than a short period of tile.