"For what it's worth, the regime still has a significant arsenal," said Ms. O'Bagy. "It is premature to say the regime is on its last legs. In areas where the regime has strategic interests, it can continue to defeat the rebel offensive."
Russia says Assad is losing control →
She said the only way the rebels will be able to take over the cities and notch up strategic victories is if they get a substantial boost in weapons capability and training.