An employee was found dead in a conference room at Apple headquarters in Cupertino, California, on Wednesday morning, the San Jose Mercury News reports. According to KGO-TV, authorities found a gun near the employee's body. But the Mercury News reports police aren't confirming the presence of a weapon. Police are calling it an "isolated incident" and say there is no threat to the public. The male employee hasn't been identified. The coroner's office will determine a cause of death. On Tuesday, Apple announced its first quarterly revenue decline in 13 years, according to the Los Angeles Times. (More Apple stories.)