Update:
http://rt.com/news/putin-g20-syria-meeting-511/
Putin: Syria chemical attack is rebels provocation in hope of intervention
Published time: September 06, 2013 13:29
(snip)
Russia will help Syria in the event of a military strike, Putin stressed as he responded to a reporters question at the summit.
Will we help Syria? We will. And we are already helping, we send arms, we cooperate in the economics sphere, we hope to expand our cooperation in the humanitarian sphere, which includes sending humanitarian aid to support those people the civilians who have found themselves in a very dire situation in this country, Putin said.
http://live.reuters.com/Event/Syria_9?
Obama says that he intends to address Americans from the White House on Tuesday, and he will continue lobbying world leaders and members of Congress in the coming days to support limited strikes in Syria.