Why? It is his own record he missed.
His record: 2:04:26 (Berlin, 2007 - mentioned in an earlier post)
Haile Gebrselassie Misses World Marathon Best In Dubai But Runs 2:04:53
That's the second fastest 26.2-miler of all-time, behind only his own 2:04:26 from the Berlin Marathon in September. The Ethiopian earned $250,000 for his victory at the Standard Chartered Dubai Marathon Friday morning but missed a possible $1 million bonus for a new world record. He and his pacesetters set out on a scorching pace - 28:38 for 10k and 1:01:27 at the half marathon - but running alone, Gebrselassie drifted off that pace in the latter stages. But he's still got the two fastest marathon times in history; that's pretty darn impressive. Berhane Adere led a 1-2-3 Ethiopian sweep of the women's race in 2:22:42, also earning $250,000, as Bezunesh Bekele was second in a marathon debut of 2:23:09. World Cross Country titleist Lornah Kiplagat, now representing the Netherlands, dropped out at the midway mark with a calf problem. More