Donald Trump is losing patience with Vladimir Putin’s stalling tactics over the Ukraine ceasefire, the Finnish president, Alexander Stubb, said after spending nine hours with the US president – including winning a golf competition with him at his Mar-a-Lago resort in Florida on Saturday. Stubb, who also spent two days with the Ukrainian president, Volodymyr Zelenskyy, last week in Helsinki suggested in a Guardian interview a plan for a deadline of 20 April, by which time Putin should be required to comply with a full ceasefire. Stubb pointed out that a third golf partner on Saturday, the Republican senator Lindsey...