Relay for Life Luminaria Ceremony – Oncology Associates Omaha The Relay for Life Luminaria lap takes place at dusk where luminaria bags are lit and remain lit throughout the night, creating a path of hope to celebrate and honor those who have battled cancer, including those who have passed and survived. This ceremony is a time for hope, reflection and grieving. Visit to learn more about Oncology Associates and their involvement in supporting the American Cancer Society and the Relay for Life.