A Mi-28UB helicopter before the first demonstration flight at the Rostvertol flight-test base in Rostov-on-Don.
- Categories: Unrest, Conflicts & War
- Location: Rostov-on-Don, Russia
- Event date: 09.08.2013
- Date published: 09.08.2013
- Author: Sergey Pivovarov
- Source: Sputnik
- Credit: Sputnik
- Original: Digital
- Media: JPEG, 4174x2778px, 5.1Mb