A drone attack occurs in North Waziristan , a military official says . The Pakistani authorities are still trying to determine the number of casualties . North Waziristan is widely believed to be a haven for insurgent groups . Authorities are trying to determine the number of casualties , said Maj. - Pakistan's army launches an offensive against militants who have taken over several towns and cities across the country.
A drone attack occurs in North Waziristan , a military official says . The Pakistani authorities are still trying to determine the number of casualties . North Waziristan is widely believed to be a haven for insurgent groups . - Pakistan's army launches an offensive against militants who have taken over several towns and cities across the country.