Insight - Battle for Damascus: frozen but bloody

DAMASCUS (Reuters) - Rebel fighters in Damascus are disciplined, skilled and brave. In a month on the frontline, I saw them defend a swathe of suburbs in the Syrian capital, mount complex mass attacks, manage logistics, treat their wounded - and die before my eyes. But as constant, punishingly accurate, mortar, tank and sniper fire attested, President Bashar al-Assad's soldiers on the other side