The Dallas Wings' 2026 season already is a success.But it could end up being better than anyone imagined.Paige Bueckers and the Wings are fourth in the WNBA standings with a 14-8 record. Dallas secured an impressive road win against the New York Liberty on Tuesday, and the Wings have a top-five offense in head coach Jose Fernandez's first year on the job.All of this has warranted an "A-minus" midseason grade from CBS Sports' Jack Maloney.MORE: WNBA MVP Ladder: Where A'ja Wilson, Olivia Miles and Caitlin Clark rank at midpoint of 2026 seasonBut Dallas' defense will determine whether the Wings are just a good regular-season team or whether they are something more.The Wings looked rough defensively when the season began; Dallas posted a 107.3 defensive rating in May. But that number has decre