Caleb, a former cell tower climber an david rock climber, left is job to pursue his dream of climbing in Yosemite, achieving milestones like climbing Half Dome and The Nose of El Capitan. During a climb on After Seven, he fell 80 feet, sustaining a spinal injury that led to the fusion of six verebrae and loss of sensation in his legs. Despite additional fractures, his injuries were remarkably minimal given the severity of the fall, though post-surgery complications required further ICU treatment.