Childrens' cries are echoing through train stations in the Ukraine city of Lviv, as fathers farewell their families fleeing the country.
Lviv is not far from the border with Poland, where hundreds of thousands of people are headed as Russia's invasion intensifies.
The UN is preparing for four million refugees in Europe, as a result of those fleeing the fighting in Ukraine.
Unicef's James Elder is on the ground in Lviv - and told our reporter Nita Blake-Persen many parents are loading up what they can carry and getting out - often with no idea of where they're headed.
