Mark McGwire insists he could have hit 70 home runs without PEDs Unknown 00:44 Mark McGwire admitted to using steroids during his most prominent home run days, but he feels he could have hit as many home runs clean. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsAustralian Open 2019: Rafael Nadal says he takes a lot of positives from tournament despite losing to Novak Djokovic in finalPremier League: Alvaro Morata on verge of completing loan move to Atletico Madrid from Chelsea, claim reportsWhen is Super Bowl 2019? Date, location, odds for Super Bowl 53Australian Open 2019: Novak Djokovic hails straight-set win over Rafael Nadal as his 'best final in a Grand Slam'Indonesia Masters 2019: Denmark's Anders Antonsen upsets World No 1 Kento Momota to clinch first major title of careerNBA: Kevin Durant scores game-high 33 points against Celtics as Warriors register 10th straight win; Spurs beat Pelicans