An Apple Inc employee was found dead on Wednesday at the company's Silicon Valley headquarters, police said, with local media reporting that the victim had suffered a head wound and a gun was discovered near his body.Sergeant Andrea Urena of the Santa Clara County Sheriff's Office told reporters at a press conference that deputies were called to Apple's main offices in Cupertino at 8:35 a.m. PDT (1535 GMT)."When deputies responded to the campus they found one individual male down and determined he was deceased," Urena said."Further investigation determined that no other individuals were involved. We believe this to be an isolated incident and that nobody else on campus or in the public is at risk," she added.Urena said Santa Clara County Coroner's investigators would conduct an autopsy to ascertain the cause and manner of death. She said authorities were not searching for any suspects.The San Jose Mercury News, citing emergency dispatch calls, said initial calls to police reported a man with a head wound.