As the Russian invasion continues, thousands of ordinary Ukrainians are volunteering to fight to defend their neighbourhoods, despite many having no previous military experience. Men between the ages of 18 and 60 are banned from leaving the country and have been urged to fight. The Ukrainian defence minister says that 25,000 guns have been handed over to territorial defence members in the Kyiv region alone.
Twenty-nine-year-old Oleksandr usually works as an assistant to the head of an IT company in Kyiv and is now part of the city's territorial defence. He describes a shooting on his military base in Kyiv by people who he believes were either Russians, or working for the Russians, which resulted in two people from his base being seriously injured.
(NOTE: The BBC cannot independently confirm his account but we do know that civilians have been armed by the Ukrainian government.)
"This is not Ukraine against Russia, this is a war against an oppressive regime - it's now a war between Russia and the civilised world.