By Anna Ringstrom, Gwladys Fouche and Eric M. Johnson (Reuters) – Sneaker maker Nike and home furnishings firm IKEA shut down stores in Russia on Thursday, as trade restrictions and supply shutdowns added to political pressure for companies to stop business in Russia because of its invasion of Ukraine. French bank Societe Generale said it was working to cut its risks in Russia, fearing a tit-for-tat response by Moscow to Western sanctions, as more companies from vodka maker Diageo to IKEA suspended business in the country. Globally known companies including Apple, Ford and Shell have condemned…