US President Barack Obama is meeting with other NATO leaders in Wales on Sept. 4 for a summit on the Ukraine crisis, during which the alliance is expected to significantly revaluate its strategy on Russia for the first time since the Cold War.
Russia's War Against Ukraine
France 24: NATO leaders tackle Ukraine crisis at summit (VIDEO)
Leaders hold a meeting during the NATO 2014 summit at the Celtic Manor Hotel in Newport, South Wales, on Sept. 4, 2014.
