Over 20 months into this conflict, there are signs that Russia is having second thoughts
A huge battle, perhaps the decisive one of the Syrian civil war, is about to erupt in Damascus. The UN announced it was withdrawing non-essential staff, and the rebels, flush with arms captured from strategic military bases, money, and surface to air missiles, are moving in. They are not strong enough to take the capital, but nor are they in any mood to withdraw. After a war this long and this bitter, there is only one direction of travel, and that is forwards.