Sylvester Stallone's son dead at 36

Sage Stallone attends the world premiere of the film "Daylight," on Dec. 5, 1996, in Hollywood, Calif. He co-stars in the film with his father, actor Sylvester Stallonee.

A publicist for Sylvester Stallone says the actor's son, Sage Stallone has died on July 13, 2012, at age 36.

Actor Sage Stallone's headshot from Dec 5, 1996. Sage Stallone was found unresponsive in his Los Angeles home on July 13, 2012, by an employee and a relative, and police were called to confirm that he was dead.There were no signs of foul play or trauma, a publicist and investigators said.

Actors Sage Stallone and his uncle, Frank Stallone, arrive at the premiere of MGM's "Rocky Balboa" at the Grauman's Chinese Theater on Dec. 13, 2006, in Hollywood, Calif.

Sylvester Stallone arrives at the world premiere of his film "Daylight" with his girlfriend Jennifer Flavin, center, and his son Sage Stallone, who co-starred in the film, in Hollywood on Dec. 5, 1996.

Actor Sage Stallone arrives at the premiere of MGM's "Rocky Balboa" at the Grauman's Chinese Theater on Dec. 13, 2006, in Hollywood, Calif.

Screenshot from Sage Stallone's website.

Sage Stallone and film editor and distributor Bob Murawski.