Islamabad, July 3 At least 13 people were killed and several others injured in two missile hits carried out by unmanned US Predator aircrafts in South Waziristan on Friday.

Sources said the US drone targeted a suspected terror camp in Kokatkhel village of Sarokai area, and fired several missiles killing 13 persons on the spot besides wounding several others.

In one another drone attack, missiles were fired at a maddarsa in Mantoi area, however no damage was reported in the attack there, The News reported.

More than 35 missile strikes have killed over 350 people since August 2008, fanning hostility against the United States and the government in Pakistan, where more than 1,700 people have died in extremist bombings in two years.

Drone strikes target tribal regions, mostly Waziristan.Hellfire missiles fired from unmanned Predator drones is main method. (ANI)