We have seen our share of injuries as the result of the Celtics spirited practices and now we have one more. According to the Globe, Ray Allen missed part of Saturday afternoon's practice after Perk's elbow caught him above his eye and sent him to the team's Health Point facility for stitches. Coach Doc Rivers described the clash as an accident, since both Allen and Perkins were playing together, during a "skeleton" drill, which does not include a defending team. ...