Ukraine: What is Putin's end game?
One expert says Russia must fully leave Ukraine for lasting peace.
One expert says Russia must fully leave Ukraine for lasting peace.
The former director of defence think tank RUSI told BBC Radio 4 the attack is "an attempt to frighten the West out of helping Ukraine".
A former Royal Navy commander believes it may soon become a focal point of the Russian invasion.
Foreign Office minister James Cleverly said the priority is to help the Ukrainians defend themselves against Russian aggression.
Ben Wallace said he received a call from somebody claiming to be the Prime Minister of Ukraine.
Russia was already implementing 'grey zone' warfare before invading Ukraine, with the West now using 'grey zone' tactics against Moscow.
Additional jets are joining the Quick Reaction Alert team to deter Russia and protect NATO's eastern flank.
Serhii Karaivan died on Sunday, with the Ukrainian team manager saying not to "think of him as a martyr, he would not like it".
It follows reports of captured personnel being found in possession of civilian grade handheld radios made in China.
There are fears Russia's invasion will turn to an increase in blunt firepower to achieve what it has seemingly been unable to do so far.
Ground forces defending Ukraine are being bombarded by the SU-25 aircraft from the 1970s.
After almost three weeks, only a handful of cities in the south of Ukraine have fallen to Russian forces.
Vladimir Putin put Russia's strategic nuclear weapons forces on high alert, prompting concerns he may be prepared to use them.
About 30 Russian cruise missiles struck the Yavoriv military training base, killing at least 35 people.
It comes as residential areas and factories in the city continue to be hit by Russian shelling.
It comes after Ukraine's president Zelensky claimed more than 12,000 Russian soldiers have died in the conflict so far.