Volunteers have been cleaning a 60-mile stretch of the Australian coast . They gathered 80,000 pieces of rubbish - some as small as a grain of rice . But so far there has been no sign of any debris from doomed flight MH370 . Volunteers say this is impossible if jet crashed in the current search area . Suggests investigators could be looking for the aircraft in the wrong place .
Volunteers have been cleaning a 60-mile stretch of the Tasmanian coast . They gathered 80,000 pieces of rubbish - some as small as a grain of rice . But so far there has been no sign of any debris from doomed flight MH370 . Volunteers say this is impossible if jet crashed in the current search area . Suggests investigators could be looking for the aircraft in the wrong place .