Investigation reveals how former pro-Kremlin president Yanukovych's family lives in Russia and fake name he uses

Viktor Yanukovych, Ukraine's former pro-Russian president, and his common-law partner, Liubov Polezhai, are believed to be living at an estate in Sochi, Russia.

An investigation has found that Yanukovych travels under the name Oleg Leonov and that members of his family own extensive property and hold millions of dollars in bank deposits.