An elderly man shows his ballot before casting a vote in the presidential election at a hospital in Ternopil in Western Ukraine February 7, 2010. Ukrainians voted on Sunday for a new president in a run-off between Prime Minister Yulia Tymoshenko and opposition leader Viktor Yanukovich which could bring a new bout of instability to the country. REUTERS/Viktor Gurniak (UKRAINE - Tags: POLITICS ELECTIONS IMAGES OF THE DAY)