KAYSERI, TURKEY – JULY 08: Divers, who work voluntarily for the Turkuaz Underwater and River Search and Rescue Association, are seen on a boat and on a river as they make a training diving at the Yamula Dam in Kayseri, Turkey on July 08, 2018. The Turkuaz Underwater and River Search and Rescue Association, founded 20 years ago, incorporates with 15 voluntary people and conduct search and rescue works not only in Kayseri, but also in the surrounding six regions, all the tough conditions.