Sammy Lee Davis, veteran's advocate and Co-Author of "You Don't Lose 'Til You Quit Trying: Lessons on Adversity and Victory from a Vietnam Veteran and Medal of Honor Recipient," talks about when he played a harmonica for the very first time in the middle of the Vietnam War. This full interview from a 2016 episode of "Conversations On The Coast with Jim Foster" can be heard now wherever you get your podcasts. The book was co-authored by Caroline Lambert.