NASA Sang Choi Earns a Place in NASA's Inventors Hall of Fame

Sang Choi has worked for NASA for nearly 40 years. Since beginning work at the Langley Research Center in October 1980, Choi has received 71 awards from the agency. via NASA http://www.nasa.gov/image-feature/sang-choi-earns-a-place-in-nasas-inventors-hall-of-fame