The Burevestnik Central Scientific Research Institute is working on a new 57mm self-propelled anti-aircraft artillery system for the Russian military.
![]()
By Sgt. Ryan Ward, U.S. Marine Corps [Public domain], via Wikimedia Commons
[thumb]http://sputniknews.com/news/20150715/1024650980.html[/thumb]
![ob_2e720c_dm-01[1]](http://alert5.com/wp-content/uploads/2015/07/ob_2e720c_dm-011-500x333.jpg)
![11754905_1027086000637179_1040726502182388970_o[1]](http://alert5.com/wp-content/uploads/2015/07/11754905_1027086000637179_1040726502182388970_o1-500x375.jpg)