Shoigu told Austin drone incident was caused by US failure to respect flight restrictions

Shoigu told Austin drone incident was caused by US failure to respect flight restrictions that Russia set for certain area - Russian ministry.

Shoigu stated flights by US drones near Crimean coastline are provocative, create conditions for situation to escalate - Russian ministry.

Russia will continue to respond proportionately to all provocations similar to flight of US drone near Russian border, Shoigu tells Austin.