Escort support was provided by MiG-31 crews MOSCOW, June 23. /TASS/. Russian Tupolev Tu-160 strategic bombers conducted a scheduled flight over the neutral waters of the Barents and Norwegian seas, with Mikoyan MiG-31 supersonic interceptor aircraft providing escort, the Russian Defense Ministry said. "The Tu-160 strategic bombers of Russia's Aerospace Forces long-range aviation performed a scheduled flight through international airspace over the neutral waters of the Barents and Norwegian seas.