May 24th 2018
I am working on my next US Racing article “Why Justify will become the 13th Triple Crown Champion“
There has only been one undefeated Triple Crown contender–Seattle Slew–who won the Triple Crown. Justify is the great-great-great grandson of Seattle Slew on his dam’s side. Seattle Slew is the only undefeated Triple Crown contender entering the Belmont Stakes who pulled it off (see below).