little more. by saturday and sunday you look at the hurricane moving into that area with a lot of rain, so flooding will be a problem with this one, scott. >> pelley: lonnie quinn, wcbs, thank you, lonnie. >> you got it. >> pelley: today the stakes shot up in the worst war in the world. russia joined the fighting in syria. now russia and american planes are on opposite sides. syria is run by dictator bashar al assad. four years ago rebels rose up against him. now a quarter million have died. 12 million have fled. the chaos has spawned the refugee crisis in europe and the isis terrorist regime, which now holds one-third of syria and iraq. the u.s. is bombing isis. david martin tells us who russia is fighting for. >> reporter: the pentagon counted eight russian aircraft attacking two areas in western syria, well away from where u.s.