Seven people were killed and four others injured in United States drone strike Wednesday in northwest Pakistan's tribal agency, local TV channel reported.
A U.S. drone fired two missiles in North Waziristan tribal area, leaving seven people dead, the private TV Express reported.
A vehicle of the extremists has been targeted by U.S. drone missile in North Waziristan area of Norak, according to GEO News. The drone planes are still making low flights in the area, Xinhua reported.
It was the fourth drone attack in Waziristan region in two days. In three drone strikes on Tuesday, 19 persons were killed.
The U.S. has intensified drone attacks on Pakistani tribal regions despite Pakistan's protest. Pakistani officials said that the drone strikes have killed more than 400 people in about 60 attacks since Aug. 2008.