Belatrix

In approaching a Saturday that threatens to restore the Triple Crown viability of the American Thoroughbred-between Journalism (Curlin) here, and a son of Justify at Epsom-it feels timely to consider a horse often viewed as typifying the precarious compromise between size and speed, on the one hand, and soundness on the other. The double-edged reputation of Unbridled's Song traces right back to his own sales history. He was the perfect commercial model for a 2-year-old auction, so big and fast that the Barretts hammer fell at $1.4 million, back then...