Frank Bond and Sonya Gavankar take listeners behind the scenes of one of the Newseum's largest and most popular artifacts — the Berlin Wall. The Newseum's Chris Wells tells Frank and Sonya how the Newseum acquired the eight pieces of the Berlin Wall that are on display, as well as the guard tower that stood near Checkpoint Charlie. They also share their favorite stories of the wall. Here's a hint — one involves actor David Hasselhoff.