http://www.flightradar24.com/airport/sip/%20pic.twitter.com/hdvXjF2z79
Flightradar24.com tweets: Flights are avoiding the closed airspace over #Simferopol #Crimea #Ukraine
Exclusive: Russian Blackwater Takes Over Ukraine Airport
The troops who have taken over two airports in Crimea are not Russian military, but they could be security contractors working for the Russian military, and they are there to stay.