Russian President Vladimir Putin announces a "military operation" in Ukraine's Donbas region He urges Ukrainian soldiers in eastern Ukraine to lay down weapons and return to their homes Putin warns that Moscow's response will be "instant" if anyone tries to take on Russia Ukraine's foreign minister accuses Russia of starting a full-scale war, and urges the UN "to do everything possible" to stop it BBC Kyiv correspondent James Waterhouse says a Ukrainian government official has given an indication of the breadth of the Russian military action so far. The official says there have been cruise missile strikes launched this morning...