Young siblings diagnosed with same brain cancer within weeks of each other

Doctors in California are trying to solve a family's stunning medical mystery. Two young siblings, 4and 6-years old, were diagnosed with the same kind of brain tumor within two weeks of each other.Around Memorial Day, 6-year-old Kalea Avery started experiencing severe headaches and vomiting. After repeated trips to the emergency room, an MRI revealed a tumor.Less than a week after Kalea had surgery to remove her tumor, her brother, Noah, started complaining about headaches. Duncan Avery, the sib