At least four people were killed, three others injured and several went missing in a traffic accident in Pakistan's Khyber Pakhtunkhwa province, police said.The accident happened in Upper Kohistan area where a passenger van fell into a ravine on Thursday night, police told media, Xinhua News Agency reported.
There were over a dozen people aboard the van. Three people including the van driver were injured and were shifted to a nearby hospital.The cause of the accident has not been determined yet.