"There are a lot of similarities between him and his sire and the way they train. You wouldn't necessarily know they're as good as they are." So said Todd Pletcher as part of his assessment of Rock Fall after the GI Vosburgh S., in which the son of Speightstown booked his ticket to the Breeders' Cup Sprint. And that's not the only similarity between father and son. John Moynihan, bloodstock adviser to Rock Fall's owner Barbara Banke, provided some fascinating insights following a dazzling display on the colt's third start....