At least ten people including two suspected militants were killed and 10 others injured on Sunday morning when U.S. drones fired missiles in northwestern tribal region of South Waziristan.

The drones attacked a house in Wana district of South Waziristan, country’s restive tribal region bordering Afghanistan.

Eyewitness told media that two drones took part in the strike and they first fired two missiles at a house followed by two other missiles at a car nearby this house in Barmal area of Wana district.

At the time of the attack, suspected militants were gathered to offer condolences to the brother of a militant commander killed during an American unmanned drone attack on Saturday. The brother was one of those who died in the Sunday morning attack.

Officials said two of the dead were foreigners, and the rest were Pakistani where as one of the commanders killed in the attack was identified as Ghulam Khan belonging to the Maulvi Nazir group.

There were no details about how many people were killed in the house and in the vehicle separately.

The house was completely razed to the ground. The local people took out bodies and the injured on self-help basis.

Locals reached the spot after the attack and started rescue operation.

There have been a series of US drone strikes in Pakistan since a NATO conference on Afghanistan in Chicago last month. The Sunday’s drone attack was sixth in last eleven days.

It was the 19th drone strike of its kind (counted on daily basis) in Pakistan's northwestern regions since the start of this year in which at least 129 people have been reportedly killed.

Anti-American sentiments are running high in the South Asian Islamic nation after the Nato aggression despite country’s continued efforts against extremists and military campaign against the home grown terrorists. On May 23, the US drone target headquarter of North Waziristan killing at least four people while on May 24 a mosque was targeted in which 10 people were martyred who were busy in worshiping.

On May 25, three people were killed in drone attack on a house in Miranshah and on May 28 the US drone targeted a vehicle and killed 4 people. On June 2, the US drone strike killed two alleged militants in Khawashi Khe area of South Waziristan.