Visiting Ukrainian President Petro Poroshenko (L) speaks with Estonian President Kersti kaljulaid at a joint press conference in Tallinn, capital of Estonia on Jan. 23, 2017. Kersti Kaljulaid met Monday with Petro Poroshenko on bilateral relations, the situation in Eastern Ukraine, and relations between Ukraine and the European Union (EU). (Xinhua/Sergei Stepanov)
