G20 summit

US President Barack Obama (R) meets King...US President Barack Obama (R) meets King Carl Gustaf of Sweden during a reception at the Royal Palace in Stockholm on September 5, 2013. Obama is in Sweden for a two-day visit before heading to the G20 summit in Russia's Saint Petersburg, where he is expected to rally support for or at least acceptance of moves to punish Syria's President Bashar al-Assad for an alleged deadly gas attack on a Damascus suburb last month.      AFP PHOTO / JEWEL SAMADJEWEL SAMAD/AFP/Getty Images

Jewel Samad/AFP

US President Barack Obama meets King Carl Gustaf of Sweden during a reception at the royal palace in Stockholm. Mr Obama is in Sweden for a two-day visit before heading to the G20 summit in Russia’s Saint Petersburg. Read more