In this handout photo released by the Bank of Russia, head of Russian Central Bank Elvira Nabiullina speaks during a news conference in Moscow, Russia. The Russian central bank raised its key interest rate to 20% from 9.5% on February 28 in an emergency move, and authorities told export-focused companies to sell foreign currency as the rouble tumbled to record lows after Russia launched a military operation in Ukraine. Editorial use only, no archive, no commercial use.