Payoffs are normally inflated on Preakness day. Good day to try to hit some big ones.
7th race has a strong fav to single in pk 3s and 4s. #8 Dynaforce.
Not just the Preakness, but any of the Triple Crown races. It's because millions of people who don't normally play the horses are out in full force, basing their selections on every conceivable reason except the logical ones. This brings up the odds on the serious contenders.