Mountain rescuer's verdict on latest Jay Slater search as police call off hunt
![Mountain rescuer's verdict on latest Jay Slater search as police call off hunt](https://i2-prod.mirror.co.uk/incoming/article33137420.ece/ALTERNATES/s615/0_jay-search.jpg)
Cipriano Martin, who is head of the Civil Guard's mountain rescue unit that is searching for missing Brit teenager Jay Slater, has given an update on the operation in Tenerife