There’s a youthfulness to the Boston Celtics rotation this season. After parting with multiple key veterans in cost-saving moves during the offseason, Boston has assembled a string of young, unproven talent. Some of those players have been with the Celtics for a year or two, and others joined this summer. Nevertheless, head coach Joe Mazzulla’s rotation — and likely his offensive and defensive systems — will look considerably different moving forward. Unfortunately for Boston, when you have a primarily young roster, you lose a level of toughness, as teams around the NBA look to assert their physicality and experience during games. That’s where Chris Boucher, who signed a one-year deal with Boston during the offseason, believes he can help. During a post-practice discussion with CLNS Media’s Bobby Manning, the veteran forward noted that he’s open to stepping into an “enforcer” role for the Celtics this season. “I think every team got one of those guys that kind of protect everybody, and if that is to be me,
