Moscow: Two fighter jets crashed into a mountain in South Korea during a routine training flight Tuesday, the Yonhap news agency reported.
The accident took place near the coastal city of Gangneung, about 237 km east of Seoul.
`We are currently searching for the missing pilots near the area,` Yonhap quoted an air force official as saying.
The official said two rescue helicopters have been dispatched to the site where the two F-5 Tiger fighter jets crashed.
South Korea reportedly has 174 F-5E/F Tiger II fighters in service with its air force.