The four-year-old son of Miami Heat coach Erik Spoelstra and his wife, Nikki Sapp Spoelstra, is conquering cancer and has rung the golden bell at Nicklaus Children's Hospital. Nikki posted on her Instagram on Friday that their four-year-old son, Santiago is in remission after a bout with a rare form of cancer, Burkitt Lymphoma. The kid was diagnosed with cancer in March. A week after his birthday, the family put him into treatment, Yahoo! News reports.