Rescue operation officially ends after fatal flash floods . Death toll rises to 300 , 000 say . 500 homes without power ; 20,000 without phones . The area includes popular tourist destination Cote d'Azur .
Rescue operation officially ends after fatal flash floods . Death toll rises to 25 , authorities say . 110,000 homes without power ; 20,000 without phones . Flooded area includes popular tourist destination Cote d'Azur .