A Manoti Indian attends the ceremony of the sacred fire of the World Indigenous Games, in Palmas, Brazil, Oct. 23, 2015. Billed as the indigenous Olympics, the games are expected to attract nearly 2,000 athletes from dozens of Brazilian ethnicities, as well as from such far-flung nations as Ethiopia and New Zealand (Photo/W MARTINEZ)

A Brazilian Kayapo indigenous are observed at World Indigenous Games in Palmas, Brazil, as he carries a child, Oct. 23, 2015. Billed as the indigenous Olympics, the games are expected to attract athletes from dozens of Brazilian ethnicities, as well as from such nations as Ethiopia, Russia, United States, Nepal and New Zealand. (PHOTO/W.MARTINEZ)

A Patayo woman arrives  at World Indigenous Games in Palmas, Brazil,  Oct. 20, 2015. Billed as the indigenous Olympics, the games are expected to attract athletes from dozens of Brazilian ethnicities,
as well as from such nations as Ethiopia, Russia, United States, Nepal and New Zealand.
(Photo/W MARTINEZ)

Xerente woman takes a selfie in Palmas, Brazil, Friday, Oct. 23, 2015. Billed as the indigenous Olympics, the games are expected to attract athletes from dozens of Brazilian ethnicities, as well as from such nations as Ethiopia, Russia, United States, Nepal and New Zealand. (PHOTO/W.MARTINEZ)

Indians are observed in I World Indigenous Games Palmas Brasil, Oct. 26, 2015. (Photo/W MARTINEZ)

Canela Ramkokamekra Indians attend the ceremony of the sacred fire of the World Indigenous Games,
in Palmas, Brazil,  Oct. 25, 2015. Billed as the indigenous Olympics, the games are expected to attract nearly 2,000 athletes from dozens of Brazilian ethnicities, as well as from such far-flung nations as Ethiopia and New Zealand (Photo/W MARTINEZ)

Indians of the ethnic group Kuikuro are observed at The I World Indigenous Games Palmas Brazil, Monday, Oct. 26, 2015. (Photo/W MARTINEZ)