On this Memorial Day, we hear from President Biden, Secretary of Defense Lloyd Austin and Chair of the Joint Chiefs Gen. Mark Milley. They all participated in the annual commemoration of this solemn day at Arlington National Cemetery and spoke of sacrifice, remembrance, grief, and the last full measure of devotion so many have given so that the United States might endure. Stream your PBS favorites with the PBS app: https://to.pbs.org/2Jb8twG Find more from PBS NewsHour at https://www.pbs.org/newshour Subscribe to our YouTube channel: https://bit.ly/2HfsCD6 Follow us: Facebook: http://www.pbs.org/newshour Twitter: http://www.twitter.com/newshour Instagram: http://www.instagram.com/newshour Subscribe: PBS NewsHour podcasts: https://www.pbs.org/newshour/podcasts Newsletters: https://www.pbs.org/newshour/subscribe