As the war in Ukraine rages on, Vladimir Putin has another battle on his hands: the one to rein in soaring egg prices. Moscow is scrambling to contain a flare-up in basic food costs that's driven up inflation and caused long queues outside supermarkets that hearken back to when the country was a part of the Soviet Union. Eggs have come to symbolize the economic disruption that Russia is facing, with prices jumping 42% in the 12 months prior to November 2023, per data from the country's statistics agency Rosstat. They've become so expensive that shops in some regions are...