Thomas Mitchell is a school bus mechanic in Clarksville, Tennessee, but he occasionally fills in as a driver.
On his route one day he noticed a 10-year-old girl named Lydia, whose mom was struggling to help her get her wheelchair up and down a ramp outside their home.
“The ramp they were using was like a temporary aluminum ramp, like a folding ramp,” Mitchell told TODAY. “It didn’t go all the way to the top step.”
Mitchell had an idea. He remembered having seen organizations that help people with these types of projects, so he took …