tina, alabama, republican, good morning. caller: good morning. thank you for this service. to jackie, who mentioned the pentagon and the capitol building in the 1960's, carolrg served time for that. she was pardoned and she is now a board member on black lives matter. host: last call on this topic. appreciate all of you who participated. our last segment takes a look at supply chain issues particularly now as russia and ukraine factor in. joining us for the conversation, patrick penn field will answer your questions on it when washington journal continues. ♪ announcer: c-span's new american presidents website is your one-stop guide to our nations commander-in-chief, george washington to joe biden. find short biographies, video resources, life facts and rich images that tell the story of their lives and presidencies. all-in-one, easy to browse, c-span website, visit www.c-span.org/presidents to explore this rich catalog of c-span resources today. ♪ announcer:. at least six presidents recorded conversations while in office here many of them on c-span's new podcast. >> you will hear about the 1964 civil rights act, presidential campaign, the gulf of tonga inc