Fighting in Ukraine is currently at a deadlock as neither Ukraine nor Russia can make significant advances, the head of the Ukrainian military intelligence agency has said, while Kyiv waits for more advanced weapons from Western allies.
A Russian former deputy prime minister has been injured after shelling hit a hotel in a Russian-controlled area of eastern Ukraine, reports say.
Ukraine is tightening up the defence of its border with Belarus over fears that Russia may be preparing a fresh attack, a government official has said.
Four children were taken to hospital in critical condition after being rescued from an icy lake near Birmingham.
All flights have been suspended at Stansted Airport after it was forced to close its runway due to bad weather.
The Russian co-winner of this year's Nobel Peace Prize has said Kremlin authorities told him to turn down the award.
At least 155 people have been injured after two trains collided on the outskirts of Barcelona, emergency services have said.
Twenty-five people have been arrested in raids across Germany on suspicion of plotting to overthrow the government.
Up to 13,000 Ukrainian soldiers have been killed since the start of Russia's invasion, a senior official has said.
Russia's unmanned Luna-25 spacecraft has crashed into the Moon after spinning out of control, officials say.
Donald Trump has confirmed that he will not take part in Republican presidential debates with his rivals in the race for the White House.