Kyle Busch 911 call reveals driver was coughing up blood, struggling to breathe on bathroom floor

Partial audio from the 911 call made for NASCAR star Kyle Busch has been released, painting a grim picture for the now-deceased driver.

In the audio, first obtained by TMZ, an unidentified man is heard explaining the situation to a dispatcher, saying Busch was coughing up "some blood" and was short of breath.

"I have got an individual that [has] shortness of breath, very hot, thinks he wants to pass out. He produces blood... coughing up some blood," the unidentified man says. "He is awake.