PUEBLO, Colo. (KKTV) - For 40 years, Relay for Life has been honoring cancer survivors, as well as those who have passed away from the disease, showing those living with it that they are not alone.

When it comes to relay races in athletics, the most familiar formats are the 4x100m and 4x400m relays, commonly seen in men's, women's, and mixed team events. These races have been a regular part of ...