Russia may face a domestic bread shortage in certain markets due to massive wheat exports this year as Russia morphs into an international food superpower. Cities such as St. Petersburg may not have sufficient wheat shipments as the transportation capability is being used to get export wheat to ports. +++ The excessive number of carriages allocated for exports is depriving the St. Petersburg milling industry of its own – damaging supply chains, driving up prices and creating a shortage of bakery products, the St. Petersburg governor writes. The letter was sent after St. Petersburg’s most important wheat suppliers, the Orenburg,...