Chiefs fans wearing Native American headgear, doing Tomahawk Chop

Kansas City Chiefs fans' booing at NFL opener proves controversial

The Atlanta Braves Drag Their Feet as Fans Keep Chopping Their Arms

Kansas City Chiefs ban headdresses, facepaint and will reconsider 'Arrowhead chop' - TheGrio

5,531 Kansas City Chiefs Fans Stock Photos, High-Res Pictures, and Images - Getty Images

Warriors ask Chiefs fans not to wear Native American headdresses

Exeter Chiefs drop 'Tomahawk Chop' chant as they ditch Native American theme in rebrand - Mirror Online

Here's why the Chiefs are banning Native American imagery and evaluating the chop this season - West Hawaii Today

As NFL Draft rolls into Kansas City, activists continue push to rid sports of Native American imagery: 'This is by no means over

Chiefs To Prohibit Native American Imagery At Arrowhead