Indigenous Yankton, South Dakota, USA Indigenous is no stranger to the Playing with Fire stage. Lead singer, Mato Nanji, who was raised on South Dakota’s Yankton Sioux Reservation, has played the stage twice. This year, he’ll be coming off the Experience Hendrix 2019 tour, where he’ll play with such artists as Billy Cox, Joe Satriani, and Dave Mustaine. Influenced by their father; the late Greg Zephier, Sr., a highly respected spiritual advisor and spokesperson for the International Indian Treaty Council;…