Mar. 3—ANDOVER — About a decade before Chris Vetrano became an all-time great at Andover High, he was struck by what he saw and felt during his first-ever venture into the school's gymnasium that night. "I was like 7 or 8 years old. I walked into the Dunn Gym, and the place is nuts. Andover had just hit two or three 3s in a row, and there is 'Faze' jumping around on the court with his kids. ...