After a year of investigative journalism, WBUR, Boston’s NPR news station, launched its first true-crime podcast, Last Seen, in collaboration with the Boston Globe. A 10-episode, true crime podcast, Last Seen examines the most valuable and confounding art heist in history: the theft of 13 artworks, including Rembrandt’s only seascape, from the Isabella Stewart Gardner Museum in Boston. Hosted by WBUR’s award-winning producers and reporters Kelly Horan and Jack Rodolico, the series includes exclusive contributions from Boston Globe’s Pulitzer prize-winning reporter Stephen Kurkjian, author of “Master Thieves: The Boston Gangsters Who Pulled Off the World’s Greatest Art Heist.