Article continues below advertisementParamedics fought for hours to save Ozzy Osbourne's life before his death after responding to a medical emergency at his mansion, according to a new report."We can confirm that our helicopter was dispatched to provide advanced critical care at an incident near Chalfont St Giles yesterday," a spokesperson for Thames Valley Air Ambulance said in a statement to a news outlet.Article continues below advertisementEmergency Medical Services Were Called to Ozzy Osbourne's MansionSource: MEGAMedics tried to save Ozzy Osbourne's life for 'two hours.