According to preliminary data, both pilots of the crashed South Korean F-15K fighter were killed, Ryonghap News Agency reported on Thursday, referring to the local militaries.
The F-15K fighter from Daegu the military base had completed its mission and was returning when it crashed. The debris were found in the mountains of Juhaksan.
The aircraft, crashed in Chilgok county, the Yonhap news agency reported.
The Republic of Korea Air Force confirmed that the crashed aircraft was the F-15K fighter, which was returning to Daegu Air Base.
"One F-15K aircraft, which took off from Daegu base at 1:30 p.m. [04:30 GMT] today, crashed in Chilgok county, North Gyeongsang Province, at 2:38 p.m., while returning to base," the Air Force said, as quoted by the media outlet.
The agency also quotes eyewitnesses from the nearest country club and police station, who said the plane fell in the mountains and that several explosions were heard.
The police and firemen are directed to the crash site of the aircraft.