Al Qaeda 's second-in-command calls Pakistanis to back Islamic militants in video . The Pakistani Taliban has been fighting the government for more than a decade and is considered one of al Qaeda's most dangerous affiliates. Video , in which Ayman al-Zawahiri speaks , appeared on radical Islamist Web sites .
Al Qaeda 's second-in-command calls Pakistanis to back Islamic militants in video . The Pakistani military is fighting Taliban militants in the country 's north . Video , in which Ayman al-Zawahiri speaks , appeared on radical Islamist Web sites .