DEAUVILLE, France--It's beginning to feel as if it's John O'Connor's world and we're just living in it. After selling 27 yearlings for almost 6.5 million gns at Tattersalls last week, Ballylinch Stud, which he manages, was then represented by a Group 1 double at Ascot's Champions Day when first Bayside Boy (Ire) won the Queen Elizabeth II S., followed by the triumph of Bay Bridge (GB) in the Champion S. Both are sons of Ballylinch resident New Bay (GB), and Bayside Boy was bred and is co-owned by Ballylinch, while...