Yes. Didn't start till about 6 or 7 weeks out if I remember correctly but the fight was booked only 2 months in advance so no fault there.
Yes, I thought with it being WBC it must be.
Thanks.
GGG holds the WBC title which is on the line for this fight and which requires VADA testing.
http://vada-testing.org/kell-brook/
http://vada-testing.org/gennady-golovkin/