Drugs?
From the link in #4 it looks like suicide.
This is on our local news website here in TAmpa. Tony Dungy is greatly loved by the Tampa Bay people. He truly is a great man and this is so sad.
Former Bucs Coach's Son Dies
The 18-year-old son of Indianapolis Colts coach Tony Dungy has been found dead at the Campus Lodge apartments in Lutz.Fire rescue and deputies went there because of a call from his roommates and girl friend. A death investigation is underway--but the sheriff's office says there's a high probability that the death of James Dungy was a suicide.
Hank Greenberg on WQAM just quoted Sheriff saying "high probability" death was a suicide.
My first thought was "choking game." Often mistaken for suicide.
One station here is reporting suicide..
That was the very first thing to pop into your mind, eh?