Six years after purchasing her at Keeneland November for $320,000 in 2019, Jonathan Green's D. J. Stable will return Tiffany Case (Uncle Mo) (hip 465) to the ring Monday in the opening session of this year's Keeneland January Horses of All Ages Sale. The dam of Canadian champion 2-year-old filly and Eclipse Award finalist 3-year-old filly Nitrogen (Medaglia d'Oro) has only continued to back up what Green initially saw in her as a then-unproven 6-year-old carrying her first foal, a Violence filly who became SW/MGSP Love to Shop. "We were...