Lindsay Cochran was born with a rare disorder that has kept her in a wheelchair ever since she was 2-years-old. But she doesn’t let anything bring her down, partly thanks to her loving big brother.
Lindsay has with Spinal Muscular Atrophy, which prevents her from walking.
Every year, Trenton runs a 5k race that raises money to find a cure for his sister’s disease.
“She’s one of the center priorities of my life. I would take a bullet for her,” said Trenton as he teared up. “She’s my best friend… my life would be nothing without her.”
Watch the heartwarming video above.