 Tom Sheehan, the cathedral's organist, says at least a quarter of the organ was no longer functioning properly. With 10,000-something pipes in here, there are tens and tens of thousands of moving parts. Those go out of adjustment. Those fail over time. Those just need attention. At the National Cathedral, Nick Ainelli, WTOP News. An annual tradition returns to the nation's capital beginning today along the National Mall. WTOP's Jason Fraley spoke with the director of the Smithsonian Folklife Festival.