Bob Ryan Right from start, Celtics could do no wrong ← Related Article Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page Michael Dwyer/Associated Press Jeff Teague, left, and Josh Smith, right, of the Hawks double-teamed the Celtics' Kevin Garnett during the third quarter Sunday. Jim Rogash/Getty Images Paul Pierce was introduced before the game. The team captain went on to score 24 points in fewer than 17 minutes of court time. Michael Dwyer/Associated Press Republican presidential candidate Mitt Romney sat with his wife, Ann, before the game. Jim Davis/Globe Staff Celtics center Greg Stiemsma stole the ball from the Hawks’ Tracy McGrady in the first half. Jim Rogash/Getty Images Brandon Bass battled Josh Smith for a loose ball during the second half. Smith returned to the series after missing Game 3 with a knee sprain. Jim Rogash/Getty Images Fans cheered after Rajon Rondo scored in the second half. The starting point guard drained eight of his 11 attempts Sunday. Jim Rogash/Getty Images Bass battled Smith and Jeff Teague during the second half. Bass pulled in five rebounds and scored 10 points for the Celtics. Jim Davis/Globe Staff Celtics guard Ray Allen pointed the way after he put Boston ahead 88-60 in the third quarter. Jim Rogash/Getty Images Hawks players Josh Smith, Joe Johnson, and Marvin Williams took a breather during the game. Michael Dwyer/Associated Press Pierce looked for a reaction from the crowd in the second quarter. He was the game's leading scorer.