arsenault discussing arthur ashe. ,uthor melanie with her book crawford with freedom fighters and helzer's use. charles marsh with can i get a witness, and laurie anderson with shout and jason reynolds with his book long way down. watch coverage of the virginia festival of the book on saturday at one in eastern. >> this weekend, on american ii navajo, world war code talkers have a look back at the 1970 93-mile island their power accident. saturday at 2 p.m. eastern on oral histories, the first of six interviews with former coach corpss work in the marine and use their native language to secretly communicate operational plans. >> it took us to the navajo code talkers, compelled to use their language and they devised it and scheme does such a way that it played a role, a very unique role of confusing the enemy. live, sunday morning, on american history tv and c-span's washington journal, the 40th anniversary of a nuclear island power plant accident near harrisburg pennsylvania, considered the most serious accident in the united states joining us to look at the event, historian and author sam