carl got done for pseudo ephedrine, so did christie.
GH is tested for now, using biological passports, in fact this year, some athletes got banned for last years world champs due to HGH indications.
Ben wasnt using the best drugs, he was stupid and got done for using them up to and during the comp.
Anyone who knows can go through these athlete's progression and decide for themselves who was taking stuff and who wasnt.
Carl improved only a tenth of a second in a career of over 10 years at the top. Ben suddenly got much better after being an also ran, and improved from 10.2 to 9.8 in a span of about 3 years...
Flo Jo went from an 11.1 runner to a 10.5 runner in under 2 years...at a mature age too.
It was hardly the dirtiest race ever...the 1960s and 1970s and early 1980s were just full of doping athletes. and they took whatever they wanted.