The 2-3 Zone That Forces Turnovers Most coaches think a 2-3 zone is passive — something you use to protect the paint. But what if your zone defense could attack instead of react? In this video, we’ll show you how Coach Mike Tartara’s Lockdown 2-3 Zone Defense transforms the traditional zone into a turnover-creating machine, using the same principles that Merrimack College used to become one of the best defensive programs in Division I basketball. The stats don’t lie: -Since going to the 2-3 zone