Article Photos: Celts top Knicks 97-90 in OT, avoid playoff sweep 4/6

Boston Celtics center Kevin Garnett, second from left, pulls down an offensive rebound against New York Knicks forward Quentin Richardson (55), forward Kenyon Martin (3) and forward Steve Novak (16) during the first half in Game 4 of a first-round NBA basketball playoff series in Boston, Sunday, April 28, 2013. (AP Photo/Elise Amendola)