There haven't been any championship banners hoisted into Boston's hallowed rafters since 2008.
LeBron James won't let go of the rope.
Cleveland's star has bounced the Celtics from the playoffs four times in the past seven years, and James carries a six-game postseason winning streak at Boston into this year's Eastern Conference finals, which open Sunday at TD Garden.
As a member of both the Miami Heat and Cavaliers, James — whose success against Boston did a 180-degree turn with a mesmerizing Game 6 performance in 2012 — has made the Celtics green(er) with envy.
But while the 33-year-old has the utmost respect for the NBA's most decorated franchise,...