By Jen Heger - Breaking Celebrity News Legal Editor

California Attorney General Kamala Harris has formally denied Jonah Shacknai's request for the office to re-examine the deaths of his girlfriend, Rebecca Zahau, and son, Max, Breaking Celebrity News is exclusively reporting.

Rebecca's nude body was found hanging from a balcony at Jonah's Coronado mansion, two days after Max was found unconscious at the base of the stairs. Cops ruled Rebecca's death a suicide, something her family vehemently disagrees with.

EXCLUSIVE DOCUMENT: Read Attorney General’s letter Refusing To Re-Examine Rebecca Zahau Case

In a letter from Kamala Harris' office to Jonah Shacknai, obtained by Breaking Celebrity News, the AG states: "Your letter requests an inquiry into the investigation that was conducted by the San Diego Sheriff's Office. The California Department of Justice would review a local investigation under very narrow circumstances. Some of the factors that are considered before committing the state's scarce resources include whether a clear conflict of interest exists, whether local law enforcement agency has requested assistance, whether local investigative resources have been exhausted, and whether there are allegations of gross malfeasance by the investigative agency. Based on a review of your request, we must decline your invitation to review this investigation at this time."

It's a stunning development because San Diego Sheriff Bill Gore publicly stated that Adam Shacknai