WARNING: CONTAINS EXTREMELY GRAPHIC IMAGES<br/> <br />U.N. inspectors leave their Damascus hotel en route to the scene of last week's suspected poison attack on the outskirts of the Syrian capital.<br/> <br />Syria agreed on Sunday to allow the United Nations to visit the site in eastern Ghouta - though Western allies said recent government shelling in the area had destroyed vital evidence.<br/> <br />Activists accuse Syrian President Bashar al-Assad's forces of launching rockets loaded with poison gas which killed between 500 and over 1,000 people last Wednesday.<br/> <br />This footage which cannot be verified by Reuters appears to show a room filled with bodies, many of them children as well as some women and elderly men.<br/> <br />French Foreign Affairs Minister Laurent Fabius said on Monday the attack had clearly originated from Assad's regime.<br/> <br />He warned there would be a proportionate reaction to what he called a 'chemical massacre' that will be determined in the next few days.<br/> <br />German Foreign