The Promise Kept in Room 4B

In 2019, a seven-year-old girl named Eliana sat in a hospital room at St. Jude Children's Research Hospital in Memphis, coloring pictures of houses she wanted to live in someday. She had been diagnosed with leukemia at age four, and for three years her mother, Rosa, had whispered the same thing every night: "You are going to get well. I promise you."…