Clenbuterol found in Alvarez test - but Golovkin fight on

[Nickie]

Saul 'Canelo' Alvarez says it "surprises and bothers" him that traces of clenbuterol were found in a drugs test, but his rematch against Gennady Golovkin will go ahead.

More... (http://www.bbc.co.uk/sport/boxing/43296154)