The G20 leaders summit in Australia starting on Saturday is setting up as a showdown between Western leaders and Russian President Vladimir Putin, following fresh reports of Russian troops pouring into eastern Ukraine.
Russia's War Against Ukraine
Reuters: Ukraine and Russia take center stage as leaders gather for G20
Britain's Prime Minister David Cameron stands in front of the Roll of Honour during a visit to the Australian War Memorial in Canberra on Nov. 14, 2014. Cameron is in Australia to attend the G20 Summit in Brisbane on Nov. 15-16.
