"As a symbol of the Fourth of July holiday, it is easy for the conversation this time of year to turn to iconic American flags, like the flag the Marines raised at Iwo Jima; the one firefighters put up at ground zero; and the one that flew over Fort McHenry and was the inspiration for what would become our national anthem."
"As the space shuttle program comes to an end this week, CBS News decided to look into the flags the astronauts left behind on six trips to the moon. What's become of them?"
"The flags waving behind are now among the most defining images of our time. But what happened to them is a question University of California Santa Barbara librarian Annie Platoff has been trying to answer."
Full article and video from CBS News.