Heavily favored on the morning line, Live Oak Plantation's GI Longines Test S. runner-up Souper Sensational (Curlin) will likely need to run that race or better as she faces an intriguing field of emerging sophomore filly sprinters in Saturday's GII Prioress S. at Saratoga. Named a 'TDN Rising Star' for an easy debut graduation last September at Woodbine, the $725,000 Fasig-Tipton Saratoga buy quickly backed that designation up with a four-length conquest of the Glorious Song S. Runner-up in the Silverbulletday S., she fell off the GI Longines Kentucky Oaks...