Summary: Drum corps history will come alive in the Boston area tomorrow night as a three-letter initialism returns to the summer tour CYO. To fans on the east coast, those three letters used to be as closely associated with drum corps as the letters DCI are today. Now, the CYO Nationals are back! Well, sort of. In today's Field Pass presented by Zildjian, Dan Potter tells us about Friday night's CYO Nationals Tribute.
