Looks like it, that's my best guess. Looks like he overextended his stride trying to follow Moss.
Moss is so fast - that just shocked me. He was just on serious overdrive there.
SCORING SUMMARY
1ST QUARTER
Pit - FG Jeff Reed 45 Yd, 5:18. Drive: 7 plays, 37 yards in 3:20.
Pit - TD Jerome Bettis, 3 Yd run (Jeff Reed kick is good), 1:58. Drive: 5 plays, 25 yards in 2:18.
2ND QUARTER
NYJ - FG Doug Brien 42 Yd, 10:33. Drive: 11 plays, 38 yards in 6:25.
NYJ - TD Santana Moss, 75 Yd punt return, 3:00.