DFES , 47 , and Raymond Kehlet , 49 , were last seen on March 22 . Their campsite and vehicles were found intact in remote WA bushland . Police have begun to search old mine shafts , some up to 20 metres deep . Search aircraft with infrared equipment have examined an area of 625 square kilometres , however no trace of the couple has been found .
Jennie , 47 , and Raymond Kehlet , 49 , were last seen on March 22 . Their campsite and vehicles were found intact in remote WA bushland . Police have begun to search old mine shafts , some up to 20 metres deep . Search aircraft with infrared equipment have examined an area of 625 square kilometres , however no trace of the couple has been found .