(W) A. J. Lieberman (A) Mike Huddleston. Written by A.J. Lieberman; ART and cover by Mike Huddleston and Troy Nixey In stores July 2. Harley Quinn ain't exactly the loving* nurturing type. She's more the stab-you-and-pick-your-pocket-before-you-hit-the-floor type. So why is she feeding and protecting an orphaned 11-year-old girl? And why not* when Harley's after a score worth $500*000? Can she keep the kid away from the bounty hunters hot on her trail? FC* 32 pg