( CNN ) -- Stepped up fighting in Damascus signifies past month , 10 European says . Rebel gains in the beginning of end : Taking oil fields , downing aircraft , getting weapons . Observers : Air Force has changed in Syria , the war may be wrapping up .
Stepped up fighting in Damascus signifies past month , 10 European says . Rebel gains in the beginning of end : Taking oil fields , downing aircraft , getting weapons . Observers : Air Force has changed in Syria , the war may be wrapping up .