For the indigenous Rarámuri people, long-distance running through Chihuahua's majestic Copper Canyon is a way of life. Pati meets the Moreno brothers, who are famous for winning ultramarathons. In Huetosachi, community leader María Monarca teaches Pati about the art of cooking with corn in Rarámuri cuisine, from nixtamalization to a traditional dish known as "chacales."