09:59
7 years ago
Liam Morgan
at the SECC in Glasgow
Liam Morgan

"We are on a good path and there is light at the end of the tunnel," says Koehler.

But the previous "challenges" raised, such as the fact that the Moscow lab is sealed by federal authorities and requests for access to samples during the infamous regime, have been refused, suggests there is a long, long way to go yet.


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