Jonathan Romain treasures a picture of his mother as a child growing up in Germany . What happened to his mother , Gabriele Hertzberg , is part of the reason he's decided to offer the two spare rooms at his home in Maidenhead , Berkshire, to a Ukrainian family . Ukraine war: US warns Moscow NATO will respond with 'full force' if it attacks its territory - follow live updates "My mother came over from Nazi Germany as an 11-year-old child. She got over here just in time in 1939 and she was a refugee," he said. "She came alone...