US Secretary of State John Kerry has arrived in Vienna for talks with foreign ministers about Tehran's nuclear program.
Iran and the six powers- Britain, the US, France, Germany, Russia and China- aim to reach a long-term deal to end the decade-old nuclear standoff by July 20.
More top news
Syria's ambassador to the UN told ITV News: "We are not killing our own people. We are fighting terrorists, this is the government's duty."
On the cusp of the coldest spell of the winter
Artists have been arriving at the Brit Awards carrying or wearing white roses as part of the anti-sexual harassment movement Time's Up.