By Tom LaMarra
For the record, the final Polytrack race run at Keeneland was won by Longitude Farm's Contessa B., trained by Al Stall Jr., ridden by Rosie Napravnik, and bred by Patricia Morange.
The 3-year-old Kentucky-bred filly by Good Reward many end up being a historical footnote, but the synthetic Polytrack employed by Keeneland since the ...