Award-winning author Kate Messner and acclaimed artist Greg Ruth honor the sacrifices of American veterans and their families in this poetic tribute.Lines of bikes are miles long, shining, half a million strong.Rumbling, grumbling, engines roar.Peace signs. High fives. Spirits soar.Every Memorial Day in Washington, DC, more than a million veterans and their supporters gather for the Rolling Thunder Ride for Freedom, a demonstration that pays...