At a time in life when many of his friends are contemplating how to spend their retirement, Col. Byron Nash, retired from the U.S. Air Force, is ready to start his newest career — as a nurse. Nash, born on Galveston Island, returned to complete an accelerated program for his Bachelor of Science degree in nursing at UTMB. The program enables people with an undergraduate degree and the proper prerequisites to earn a bachelor’s degree in nursing in three intense semesters.