How many miles is the running event held every Saturday morning in fifteen countries across five continents?
5K run The 5K run is a long-distance road running competition over a distance of five kilometres (3.1 miles). Also referred to as the 5K road race, 5 km, or simply 5K, it is the shortest of the most common road running distances. It is usually distinguished from the 5000 metres track running event by stating the distance in kilometres, rather than metres.
IAAF World Championships in Athletics The IAAF World Championships, commonly referred to as the World Championships in Athletics, is a biennial athletics event organized by the International Association of Athletics Federations (IAAF). Originally held every four years, first in 1983, the current two-year cycle began in 1991.