Ukrainian President Viktor Yanukovich declared two-day mourning in the country, on February 22-23, ITAR-TASS quoted a statement posted on the presidential website as saying on Friday.“In connection with loss of lives in the mass clashes in Ukraine, I hereby order to announce two-day mourning on the killed, on February 22 and February 23, 2014,” said the order signed by Yanukovich.Ukraine is due to half-mast national flags, to cancel entertaining events, sports competitions, and TV and radio programmes will be changed.