>> on his latest musical cd, john tesh captures the era of swing, the big band sound so popular during world war ii. america's greatest generation. john says it's music he learned from his parents. >> these are songs that my parents were playing on the victrola and it was everything from, you know, count bassi to duke ellington, benny goodman, all of those songs, when we decided, trying to decide what project to do this time around, why don't we go back and do our roots. >> my first day, and i miss you my love more than i know. i can only imagine what, god to guide me and bring you back to you. >> kelly: in the musical project he produced for pbs, john reveals a very personal connection to the men and women of world war ii, reading excerpts of letters from his dad's diary. his father, john tesh, sr. was in the navy and wounded during the war. >> every day from the moment