Recently, Yin Yuzhen, a national model worker who has devoted her life to transforming the Maowusu Desert – the fourth largest sandy area in China – through afforestation, captured worldwide attention with her quest to find her American friend, Mr. Sakolsky, who gave $5,000 to support tree planting. On May 17, after 27 years, she finally reunited with him online, completing a heartwarming story decades in the making.