Segment 1: Logan Black. We visit with a veteran, actor, and playwright about his latest play, Bond, a story about his service in Iraq with Diego, his bomb-sniffing dog. Logan Black , actor and writer, Bond Cynthia Levin , producing artistic director, The Unicorn Theatre Logan Black stars in Bond, playing April 24 through May 19 at the Unicorn Theatre. For ticketing and more information, visit UnicornTheatre.org . Segment 2, beginning at 25:24: Oregon Trail. The National Frontier Trails Museum is