Keely Edgington and her daughter, Lula, pose inside their family-owned restaurant, Julep, in Kansas City, Mo. Lula was diagnosed with a neuroblastoma when she was 9 months old. She's now 16 months old. Alex Smith / KCUR hide caption

Iraqi children follow instructions given by a teacher (center) during an outdoor class at the Hassan Sham camp on Nov. 10. Felipe Dana/AP hide caption

Despite assumptions that peanut, egg and other allergies are becoming more common in the U.S., experts say they just don't know. One challenge: Symptoms can be misinterpreted and diagnosis isn't easy. Roy Scott/Getty Images hide caption

Harold Lopez-Nussa hopes increased exchange between Cuban and American musicians can continue. "I have a lot of hope about this approach," he says. "It will be better for all of us." Eduardo Rawdriguez/Courtesy of the artist hide caption

The U.S. Supreme Court heard arguments on Wednesday about whether immigrants can be detained indefinitely without a chance to persuade a neutral judge that they are entitled to temporary release. Pool/Getty Images hide caption

Student Cierra Valentine (left) studies with friends and her son Jeremiah on the lawn at Wilson College in Chambersburg, Pa. Ryan Smith/Courtesy of Wilson College hide caption