- The Battle of the Blue and Green 5k is Back on My Feet DC's signature race. Back on My Feet is an organization that combats homelessness throug hthe power of running, community support, and essential employment and housing resources. An integral part of this event is the competition between runners from the Blue team and the Green tea,. every runner is free to select the color they wish to represent. Race numbers and shirts will be uniquely colored for each team. May the best color win!