her. andrea didn't make it. she died on french soil. >> how incredible. the book is "dy-day girls." sarah rose, thank you very much. >> thank you. >> and we continue with our special july 4th edition of "morning joe." on tape this morning for the national holiday. on this fourth of july, it's a good time to take a look at the songs of america and what we can learn from our musical past. it's the project by an unlikely duo, historian john meachum and country music star tim mcgraw. here is our conversation with the two for their new project. they are coauthors of the new book "songs of american, patriotism, protests and the music that made a nation." mike barnacle is with us for this conversation along with two sons of south, walter isaacson and eddie glaw junior.