our nation alan them and thparticularly -- this particularly tune was a drinking tune and i love that francis scott key changed the tunes during the battle of baltimore and one man is on a mission to make sure that people understand the events of 1914 were more understanding than the shot around the world. that is vince vais. here we are at fort mchenry. the last time we were here was 1971. and i'm going back into the fort. taking a trip here at 52. >> the facts that happened here 200 years ago haven't changed since my last visit.