The 2013 IAAF Race Walking Challenge is the 10th edition of the annual international race walking competition organised by the International Association of Athletics Federations (IAAF).
Calendar
The following meetings, as well as the competition final, formed the schedule of the 2013 Race Walking Challenge. The "A" category meetings are worth the most points, with progressively fewer points being available through the "B" and "C" categories.
References
2013 IAAF Race Walking Challenge Wikipedia(Text) CC BY-SA