Inside Kyle Busch's heartbreaking final days: Warning signs fan spotted... mystery that alarmed friend... and truth about life insurance 'scam'
By Oliver Salt, Harriet Alexander••Dailymail.com
Busch, one of the most decorated drivers in NASCAR history, died at the age of 41 on Thursday after being hospitalized with a mystery 'severe' illness.
In the days before his shock death, something seemed off with NASCAR icon Kyle Busch. The larger-than-life racing legend appeared frail in one of his last-known encounters with fans as a 'severe' il…