Derrick Rose, Russell Westbrook, Brook Lopez and Al Horford — big-name clients of Rob McClanaghan, the NBA’s highly popular work-out guru — are all INJURED again. Hmmmm. Why is it that Al Bianchi and Mr. Research — J Michael — are not surprised? Maybe NBA teams should begin paying attention to those intense off-season workout schedules which too often seem to be followed by serious, in-season injuries.###