BOSTON — Lonnie Walker IV’s longtime friend and former high school teammate, Justin Kellman, sees a different person wearing No. 12 at Celtics training camp.
“This is the most I’ve seen him locked in,” Kellman said. “He’s changing everything about him. His diet is changing. The way he thinks is changing. His daily routine changed ... I don’t wanna say rock bottom — but probably hitting the stage where he’s at now, hitting this (Exhibit) 10 — I think this definitely lit a fire under him that I don’t wanna say he needed, but it was (good) timing.