EXCLUSIVE: Mel Gibson Audio Rants Are Authentic -- Expert's Declaration Entered Into Evidence

March 7 2011, Published 9:41 a.m. ET
A forensic audio expert says the infamous Mel Gibson audio recording are authentic and were not tampered with, and his declaration has been submitted as evidence in the court battle between Mel and Oksana Grigorieva, Breaking Celebrity News has learned exclusively.
Kent Gibson, a certified forensic audio expert who has previously worked for the FBI and L.A. County Sheriff department, wrote: "In my professional opinion as a forensic audio examiner, I conclude that the recordings have not been modified and can be considered authentic."
Breaking Celebrity News has obtained Kent's declaration, which was filed in Los Angeles Superior Court on December 9. Kent is an expert hired by Grigorieva.
He declared he was able to substantiate it was Gibson, 55, blowing up Grigorieva's phone by comparing the voice to a known sample of the star, from an interview with British talk-show host Michael Parkinson.
"The voice matches, indicating that this is the voice of