by Jessica Martini & Christie DeBernardis The Keeneland January Horses of All Ages Sale, propelled by a pair of power-packed dispersals and held in the shadow of the ongoing global pandemic, concluded its four-day run Thursday in Lexington. The dispersal of the Estate of the late Paul Pompa, Jr., which, along with the Sam-Son broodmare dispersal dominated much of Tuesday's action, provided the auction with one last round of fireworks late in the day Thursday with a bevy of high-priced racehorse prospects. Leading the way was Carillo (Union Rags) (hip...