WATCH: ABC's Bob Woodruff's foundation honors  wounded soldiers and their families

David Muir speaks with "The Resilient" – a band made up of wounded soldiers – backstage at Bob Woodruff's annual Stand Up for Heroes, raising millions for veterans and military families.

David Muir speaks with "The Resilient" – a band made up of wounded soldiers – backstage at Bob Woodruff's annual Stand Up for Heroes, raising millions for veterans and military families.