He's struggled with injury this year, but his agent says he's ready to race.
That's what Haile's manager thinks.
The championships are now held every other year.
John Hancock will continue awarding $50K bonuses for world-best times, however.
Geoffrey Mutai's world-leading time at Boston won't count as a world record.
The great Ethiopian marathoner admits Boston is no cakewalk.
The wind was a factor in the IAAF gold-label marathon in China.
The data suggests a mediocre year for both men and women
The IAAF hopes this new program will further improve drug screening. Beginning this month, the IAAF is taking a new step to combat the use
IAAF hoping to see the sport become part of winter program in 2018. Officials from the International Association of Athletics Federations