How did it happen: Lei Wuze reportedly left his son, Yuechuan, in the care of a neighbor in Yueyang, a city in China's Hunan province, on Oct. 9, 2001. Lei's neighbor reportedly told police that the young boy, who was playing at the time, was lured, trapped and abducted by a suspicious man while she was not paying attention. The decades-long search begins: Soon after hearing the news, Lei immediately went out to find his son, an effort that lasted for 22 years.