“Campbell Webster of Concord and his friend Eryk Bean of Londonderry were returning from Canada on Sunday after a bagpipe competition that served as a tuneup for the world championships in Glasgow, Scotland. The 17-year-olds, fresh off winning several top prizes in the competition in Maxville, Ont., east of Ottawa, got to a small border crossing in Vermont when they were told they’d have to relinquish their pipes because they contain ivory.”