'Don't trust Putin and don't be afraid of him', says former Ukraine president Poroshenko |

The United States and its European allies are trying to figure out how to dissuade Russian President Vladimir Putin from invading Ukraine. More than 100,000 Russian troops are amassed on the border between the two countries, and Ukraine's former president has told his country needs military assistance. Michael Vincent reports. Subscribe: Read more here: ABC News provides around the clock coverage of news events as they break in Australia and abroad, including the latest coronavirus pandemic updates. It's news when you want it, from Australia's most trusted news organisation.