Kemper agreed to run the Disney Half Marathon last year for the A-T Children 's Project and will be back again running the same race for the same cause Saturday morning .
The A-T Children 's Project raises money to fight the disease .
Kemper agreed to run the Disney Half Marathon last year for the A-T Children 's Project , which raises money to fight the disease , and will be back again running the same race for the same cause Saturday morning .