A U.S. drone Friday killed at least two militants when it fired missiles on a vehicle in a restive Pakistan tribal area bordering Afghanistan.

A U.S. drone Friday killed at least two militants when it fired missiles on a vehicle in a restive Pakistan tribal area bordering Afghanistan, security officials said.

The strike took place at Baghar village of South Waziristan tribal district, two security officials stated.

"A U.S. drone fired two missiles at a vehicle and at least two militants were killed," a senior security official told Agence France Presse.

Another security official and an intelligence official based in the region confirmed the attack and death toll.