This story of a firefighter climbing stairs at a gym in honour of his fallen colleagues is touching

Lezlie Bauler works at a gym in Maryville, Tennessee. Yesterday, on the 15th anniversary of the September 11 attacks, a firefighter came in by himself with a special request.

"This man asked if it was okay for him to climb 110 sets, fully suited, of stairs in honor of his fallen brothers and sisters for 9-11, " Lezlie wrote on Facebook.

She replied: