Nets-Wizards Preseason Shootout Torches DarkHorse Under as Teams Combine for 253

So much for preseason slop. The Nets rolled into Washington and both teams decided the script was for target practice, not camp-body incompetence, lighting up Capital One Arena in a 131-122 Brooklyn victory that sailed past the 221.5 total by more than 30 points. DarkHorse's under call got torched like a defensive…