'TDN Rising Star' Gamine (Into Mischief), the reigning Eclipse Award-winning female sprinter, kicks off her 4-year-old season in Sunday's GIII Las Flores S. at Santa Anita, where she faces just three other rivals. Not among the original nominees to the race, Michael Lund's speedster was supplemented to the six-furlong test for $2,000, and the owner of the fastest five speed figures should make light work of it. The $220,000 Keeneland September yearling turned $1.8-million Fasig-Tipton Midlantic topper was devastating going one turn last season, winning those four races by a...