First lady Melania Trump with 10-year-old Grace Eline, a guest of President Trump at the State of the Union address Tuesday. Grace was diagnosed with brain cancer last year. Trump cited her experience in calling for more research into childhood cancer treatments.

First lady Melania Trump with 10-year-old Grace Eline, a guest of President Trump at the State of the Union address Tuesday. Grace was diagnosed with brain cancer last year. Trump cited her experience in calling for more research into childhood cancer treatments.