'Heartbroken': Cancer-stricken girl - who received support from Ed Sheeran, The Rock - dies
Kayleigh beat a type of brain cancer in 2015, but two years later in April 2017, she was diagnosed with pre-B-cell leukemia. |!| Kansas City
Kayleigh beat a type of brain cancer in 2015, but two years later in April 2017, she was diagnosed with pre-B-cell leukemia. |!| Kansas City