Former Ukrainian Prime Minister Yulia Tymoshenko, center, with Ukrainian army veterans attend a campaign rally in Kiev, Ukraine, Tuesday, Jan. 22, 2019. Tymoshenko has announced her presidential bid. Opinion polls have placed the 58-year-old, who was the country's prime minister between 2007 and 2010, as a front-runner in the presidential election set for March 31. (AP Photo/Efrem Lukatsky)