[NBC Sports Boston] - How Cenac Jr., Mitchell can inject much-needed athleticism into Celtics

LAS VEGAS — An overtime-forcing 3-pointer was undoubtedly the highlight of Chris Cenac Jr.’s pro debut for the Boston Celtics at on Friday night. But our favorite moment came earlier when Cenac tried one of the most ambitious putbacks in summer league history and nearly impaled a teammate in the process. Crashing hard from the 3-point line on a Curtis Jones miss, Cenac skied from the dotted line, caught the long rebound with one hand, and tried to use his 7-foot-5 wingspan to hurtle