Germany's Chancellor Angela Merkel stepped into a diplomatic row that began when a senior US official was secretly recorded insulting the European Union.
Victoria Nuland swore about the EU during a conversation with the US Ambassador to Ukraine.
The exchange was apparently bugged and has since been posted online, with the Americans blaming the Russians.
ITV News Washington Correspondent Robert Moore reports:
More top news
Uplifting messages greeted commuters on the London Underground a day after the terror attack in Westminster.
Faith leaders from across London say religious communities will "stand together" in the wake of the Westminster terror attack.
Pc Keith Palmer was among the three people killed yesterday in the Westminster terror attack.