What we know about Ukraine's drone attack on Russia | BBC News

Ukraine has struck deep into Russia with a massive drone attack - targeting multiple airbases and destroying strategic bombers thousands of miles from the front line. Former senior British military officer Mikey Kay joins BBC News Chief Presenter Christian Fraser on The Security Brief, to untangle Operation Spider’s Web - how it worked, what was hit, and why it matters. Subscribe here: http://bit.ly/1rbfUog For more news, analysis and features visit: www.bbc.com/news #Ukraine #Russia #BBCNews