Rajon Rondo is on pace to break John Stockton’s NBA record for assists. But only five games in, can the Celtics’ point guard keep it up? ESPN.com’s Jeremy Lunblad examines: “Last season, Rondo broke Bob Cousy’s 50-year-old franchise records for assists per game and total assists. With due respect to Jo Jo White and Dennis Johnson, Rondo’s prolific start in 2010 only confirms his status as the best pure point guard Boston has seen since Cousy. “

