More than two decades ago, American teacher Ronald Sakolsky was moved to help raise $5,000 to support a poor couple in northern ...

More than two decades ago, American teacher Ronald Sakolsky was moved to help raise $5,000 to support a poor couple in northern China he had seen on TV battling desertification. Twenty-seven years later, farmer Yin Yuzhen posted a video online searching for the benefactor, reuniting the two over a forest that grew from kindness, persistence, and a promise neither side forgot.