"In the Republic of North Ossetia-Alania, in a mountainous area, a Su-34 aircraft of the Russian Aerospace Forces crashed during a scheduled training flight," the ministry said.

According to the report of Xinhua news agency, the Republic of North Ossetia-Alania is located in the Caucasus of southern Russia.

"The plane crashed in a deserted area. There was no damage on the ground. The crew died," the ministry said.