Statistically speaking, Northern Rose (Northern Causeway), a 6-year-old chestnut mare with a 4-for-32 claiming-level record, was hardly the star of the stable for trainer Duane Offield, who died Sept. 29 after a long fight with cancer. But the 82-year-old conditioner took an outsized shine to her anyway. A homebred for one of his most dedicated clients, Northern Rose had been in Offield's care since she began her career 3 1/2 years ago, and she enjoyed a prime stall under Offield's Golden Gate Fields shedrow, not far from his office so...