By MATT WHITFIELD & ADAM ZAGORIA
Nikolas Khamenia, the 6-foot-8 four-star forward out of Harvard Westlake, is headed to Duke.
Khamenia committed to Duke on Tuesday, choosing the Blue Devils over Arizona, UCLA, Gonzaga, and North Carolina. He is ranked the No. 5 power forward in the Class of 2025, per 247Sports.com…