Peter Brant, Mrs. John Magnier, Michael Tabor, Derrick Smith, Westerberg and Brook T. Smith's Sierra Leone (Gun Runner), who finished second in a problematic edition of the GI Jockey Club Gold Cup, will train up to the GI Breeders' Cup Classic at Del Mar, according to trainer Chad Brown. The GI Whiney winner, who tried to avoid fallen Irad Ortiz Jr. just steps out of the gate, traveled in last--18 lengths off the pace--before making a wide run down the lane to finish 1 1/2-lengths behind winner Antiquarian. "Thankfully, Irad...