LAS VEGAS – A rebound, a few swift dribbles up court, a bold move to the hoop – it was Lindsay Sherbert revealed, if not as her old self, then as a reasonable facsimile, playing with the practiced abandon so prized by her Gonzaga teammates. Then came the collision and a fall, and a disturbing flashback, and in a mere second everything but the silence was siphoned out of Orleans Arena. What is worse than unlucky? What makes unfair seem like a gift by comparison?