What is sepsis? Doctor explains life-threatening condition linked to pneumonia complications

Over the weekend, we learned that NASCAR champion Kyle Busch died of sepsis, brought on by pneumonia. While many people don't know much about it, sepsis is not uncommon. Local 4 talked with the head of the "Detroit Grand Prix Trauma Center," who is also an ER doctor at DMC Detroit Receiving, about what sepsis is and how it could take the life of someone so young and seemingly healthy.