2023 Preakness Stakes: Will Mage pursue Triple Crown?

BALTIMORE — Death darkened the site of the Preakness Stakes on Saturday, much as it had the site of the Kentucky Derby two weeks ago: A horse was euthanized after getting injured during an undercard race at Pimlico, marring yet another big Triple Crown day for a sport already reeling after more than a half-dozen fatalities at Churchill Downs.

Black barriers were propped up on the dirt track to shield the eyes of audibly gasping spectators as the 3-year-old colt, Havnameltdown — trained by back-from-suspension Hall of Famer Bob Baffert — was put down because of what a…