86-year-old agronomist spreads seeds of corn, hope in China

Cheng Xiangwen, 86, is an agronomist who has spent most of his life studying and cultivating corn. Here is his story.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline