Aug 31 (Reuters) - Here is a snapshot of Reuters news about the crisis in Syria:
* Obama backs off imminent action against Syria, House of Representatives to consider Syria action week of Sept. 9
* International weapons experts leave Syria with evidence gathered in their investigation
* Putin says it would be "utter nonsense" for Assad to use chemical weapons.
* Syrian rebels plan raids to exploit western strikes, commander says.
* U.S. makes clear it will punish Assad for "brutal and flagrant" chemical weapons attack.
* Obama says U.S. still planning for "limited, narrow" military response that will not involve "boots on the ground" or be open-ended. He sets no timetable for action.
* U.S. intelligence report says Aug. 21 attack killed 1,429 Syrian civilians, including 426 children.
* Obama says such attacks threaten U.S. national security interests as well as U.S. allies such as Israel, Turkey and Jordan.
* U.S. Secretary of State John Kerry speaks to the foreign ministers of Britain, Egypt, Germany, the Netherlands, New Zealand, Saudi Arabia and the United Arab Emirates as well as to the secretary-general of the Arab League.
* Latest Reuters/Ipsos poll shows 53 percent of Americans surveyed say the United States should stay out of Syria's civil war, down from 60 percent the previous week.
* "Today I'm asking Congress to send a message to the world that we are ready to move as one nation." - Obama speaking at the White House.
* Obama departs late on Tuesday for Sweden and a G20 summit in Russia.
(Compiled by Xavier Briand)