WASHINGTON, December 31 (Reuters) – US President Joe Biden will hold talks with his Ukrainian counterpart Volodimir Zelensky on Sunday, a White House official said on Friday, the day after his meeting with Russian leader Vladimir Putin in which the situation the Ukrainian border has been mentioned. (Report Jarrett Renshaw, edited by Doina Chiacu; French version Camille Raynaud, said by Matthieu Protard)