Newsnight correspondent Peter Marshall says news of the war-crimes file, which was opened six years ago, has emerged after a Department of Justice (DoJ) investigation.

BBC: Guantanamo man on terror charge

But Peter Marshall, vice chairman of Birmingham Wholesale Fresh Produce Association, said the "six million dollar question" was whether their current customers would follow traders to a new site.

BBC: Current Birmingham Wholesale Market site 'ideal'

Koenig, now a science advisor on the GROVER Project, asked Hans-Peter Marshall, a glaciologist at Boise State University to bring in his expertise in small, low-power, autonomous radars that could be mounted on GROVER.

ENGADGET: NASA's GROVER eco-rover to examine Greenland's ice sheet (video)