A comparison of dental records on Thursday confirmed that the human remains found at the T. Mabry Carlton, Jr. Memorial Reserve and Myakkahatchee Creek Environmental Park yesterday are those of Brian Laundrie, the FBI said in a release Thursday evening. “The FBI is grateful for the tremendous investigative support from our partners: North Port Police Department, Sarasota Police Department, Jackson Police Department, Charlotte County Sheriffs Office, Lee County Sheriffs Office, Sarasota County Sheriffs Office, Teton County Sheriff's Office, Teton County Search and Rescue, the Florida Wildlife Commission, the National Park Service, and the U.S. Forest Service,” the release added.