A Gold Star father whose Marine son was killed in Iraq, orthopedic surgeon Bill Krissoff joined the Navy at age 61 to help provide medical treatment to Marines serving in Iraq and Afghanistan.

The immersive, state-of-the-art exhibits at the National Museum of the Marine Corps invite visitors to learn the history of the Corps, but their experience is enhanced by interactions with volunteer docents, many of whom served in the Marine Corps during critical times in its history.