Jim Gray Missing: Help find him by searching satellite imagery

http://www.mturk.com/mturk/startiterator?iteartorSearchSpec=HITGroupSearch%23T%231%2310%23-1%23T%23%21Reward%216%21rO0ABXQABDAuMDA-%21requester_id%212%21rO0ABXQADkEyRTlDTDlPN1hYNUFS%21%23%21NumHITs%211%21%23%21

Google Earth team works to find him, with no result for the moment... They're feeling unlucky...