As an infant Kurt Wick escaped almost certain death in a Nazi concentration camp by taking refuge in Shanghai, a little-known sanctuary for thousands of Jews fleeing the Holocaust. Now 83, he has spent the last two decades spreading the word about how the Chinese city became an unlikely safe haven from Adolf Hitler's "Final Solution". "They saved 20,000 Jews and if it wasn't for that, I wouldn't be able to talk to you now," says Vienna-born...