The Boston Celtics backcourt remains in flux ahead of Wednesdays contest versus the Orlando Magic as both Kemba Walker and Marcus Smart have questionable designations attached to their names following their absence Monday. The team used a by-committee approach to the point guard slot last time out, but Brad Wanamaker excelled off the bench and figures to be in line for more continued usage should both Walker and Smart be held out. Walker lit up the Magic for 37 points back on Jan. 24, so his ...