A search of pedigrees determined that every horse in the 151st Kentucky Derby is related to arguably the greatest race horse ever ...

a longtime racing analyst for NBC. USA TODAY NETWORK In the Kentucky Derby, Secretariat ran every quarter of a mile faster than the previous. In the Preakness, the son of Bold Ruler was last to ...

One length is the measurement of a horse from nose to tail — about 8 feet — according to Pimlico’s horse racing dictionary. Going from last to first, Secretariat finished his record lap two ...