As the RuAF Su-24s, Su-25s and Su-34s deliver their unguided and guided munitions on ISIS (and, according to some reports, Free Syrian Army) targets there is some concern that the lack of coordination with the US-led coalition may cause some trouble sooner or later.
See More > http://theaviationist.com/2015/10/02/heres-an-interactive-map-of-all-the-russian-airstrikes-in-syria/
Geolocating Russian Airstrikes in Syria
Intensive air campaign.
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