Reluctantly but pragmatically, Arnold goes along, grouching and grizzling every step of the way.

CNN: STORY HIGHLIGHTS

"Personally, I think that having some threshold would give some more uniformity to the test, but pragmatically we don't want to limit the sensitivity of tests, " said Prof David Cowan from King's College London, who is in charge of anti-doping at next summer's London Olympic Games.

BBC: Ban on clenbuterol doping drug may be relaxed

But they will pragmatically take them wherever they find them.

ECONOMIST: Hanoi Bill