Kyle Busch died after pneumonia led to sepsis complications

Pulmonary critical care physician Dr. Cedric Rutland discusses the death of NASCAR driver Kyle Busch from severe pneumonia that progressed into sepsis. Rutland explains how pneumonia's inflammation and infection can overwhelm the body.

NASCAR driver Kyle Busch, 41, tragically died from severe pneumonia that escalated into sepsis, his family confirmed. Dr. Cedric Rutland, a pulmonary critical care physician and American Lung Association spokesperson, explains how pneumonia's inflammation and infection can overwhelm the body.