**Ukrainian PM and presidential hopeful Yulia Tymoshenko has held a cabinet meeting, defying calls by victorious rival Viktor Yanukovych to stand down.**Mrs Tymoshenko’s camp says it will challenge the results of Sunday’s poll in court, and wants a recount of votes in certain areas, alleging fraud.
Mr Yanukovych has called on his rival to abandon her protests and resign.
International observers gave the election a clean bill of health, saying Mr Yanukovych won by a margin of 3.48%.