The family of Kyle Busch released a statement on Saturday morning confirming the cause of death for the two-time NASCAR Cup Series champion on Thursday.<br>“The medical evaluation provided to the Busch Family concluded that severe pneumonia progressed into sepsis, resulting in rapid and overwhelming associated complications.”<br>The public was first notified of a ‘severe illness’ that ...<a class='more' href='https://www.motorsport.com/nascar-cup/news/cause-of-death-released-for-nascar-great-kyle-busch-/10823408/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=www'>Keep reading</a>