Dr. Charles Drew's #blood innovation saved #soldiers during #WWII. Learn about this trailblazer: https://t.co/a4onhJZQL9
href="https://twitter.com/hashtag/BlackHistoryMonth?src=hash">#BlackHistoryMonth http://pic.twitter.com/cNMqsqEDoP
— U.S. Dept of Defense (@DeptofDefense) February 9, 2017