Brittlyn Stable's Ova Charged (Star Guitar--Charged Cotton, by Dehere), winner of this year's GIII Unbridled Sidney Stakes and owner of the year's top Beyer Speed Figure, fell leaving the eighth pole during the running of Saturday's Kentucky Downs Preview Ladies' Turf Sprint Stakes and was subsequently euthanized. According to the track's Kevin Kerstein, the 6-year-old mare suffered a right front fetlock injury. Jockey Corey Lanerie walked back to the jockeys' room under his power. Bred in Louisiana by Evelyn Benoit's operation, Ova Charged won eight of her first nine starts,...