Winnie Harlow was diagnosed with vitiligo where her skin gradually lost its pigment .
Harlow was a former contestant on the twenty-first cycle of US reality television series America 's Next Top Model , where she placed sixth out of fourteen participants , on The CW network in 2014.Harlow is known for her prominent form of the skin condition vitiligo , which she was diagnosed with at age four .
Winnie Harlow