叛军首领Strelkov早先在推特上说自己击落一架安26运输机，之后几分钟就删贴。 http://www.reuters.com/article/2014/07/17/us-ukraine-crisis-air
Leaders of the rebel Donetsk People's Republic denied any involvement,
although around the same time their military commander said his forces had
downed a much smaller Ukrainian transport plane. It would be their third
such kill this week.
