MIRAMSHAH, Feb 15 Four suspected militants were killed on Monday in a drone attack in a remote village of North Waziristan.

Witnesses said the drone fired two missiles at a vehicle carrying four suspected militants in Tappi village, some 15km east of Miramshah. All the people in the vehicle were killed.

The vehicle was destroyed by the attack which took place at around 2pm. The identities of those killed could not be ascertained, witnesses said.

Monday's attack was the second such strike in North Waziristan in 24 hours, security officials said.