Keira Cromwell, 10, contracted polio as a baby in Vietnam. Her wheelchair will be disguised as a tea cart so she can get around on stage in a performance of “Beauty and the Beast.” ...

Before vaccines and public health triumphs, polio was the thing that kept parents up at night. During its peak from 1948 to 1955, the disease swept through towns across America, hitting children the ...

Keira Cromwell comes in a tiny 10-year-old package, wrapped up in shiny black hair, big dark eyes and a smile that blings. Inside, there’s a dynamo who isn’t impeded much by the braces on her legs, or ...