WASHINGTON (AP) — Eight-year-old Brooklynn Chiles fidgets on the hospital bed as she waits for the nurse at Children’s National Hospital. The white paper beneath her crinkles as she shifts to look at the medical objects in the room. She’s…

WASHINGTON (AP) — Eight-year-old Brooklynn Chiles fidgets on the hospital bed as she waits for the nurse at Children’s National Hospital. The white paper beneath her crinkles as she shifts to look at the medical objects in the room. She’s…