This week's featured juveniles have pedigrees to develop into Kentucky Derby contenders.
Dual-surface Grade 1 winner War of Will headlines Woodbine's Breeders' Cup Mile qualifier.
Trainers Mark Casse, Kevin Attard offer differing views on the future role of claiming races.
Star filly Swiss Skydiver is under consideration for a trio of G1s.
Antoinette is the favorite. Who else has a chance?