Future Marine Tommy Lam catches his breath during physical training at Laguna Beach in Orange County, Calif, Oct. 10. - Future Marine Tommy Lam catches his breath during physical training at Laguna Beach in Orange County, Calif, Oct. 10.

Marine Corps Seal - Marine Corps Seal

Junior Reserve Officer Training Corps students recreate the flag raising on Mount Suribachi as part of their float during the 2015 Chicago Memorial Day Parade May 23, 2015 in Chicago, Illinois. The annual parade is considered one of the largest in the nation and attracts thousands of visitors each year to remember those who have paid the ultimate sacrifice for American freedom. - Junior Reserve Officer Training Corps students recreate the flag raising on Mount Suribachi as part of their float during the 2015 Chicago Memorial Day Parade May 23, 2015 in Chicago, Illinois. The annual parade is considered one of the largest in the nation and attracts thousands of visitors each year to remember those who have paid the ultimate sacrifice for American freedom.