USA Gymnastics interim CEO Mary Bono resigns four days after taking job Unknown 01:02 Mary Bono received backlash last week for a Twitter video which showed her covering up the Nike logo on her shoes. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsWenger adamant Ozil wants Arsenal stay and is 'not to be convinced'Former Chelsea star Mikel rules out Premier League return as Everton rumours surfaceBarcelona won't give Ronaldo and Real Madrid a guard of honour – AmorVideo: Ligue 1 TOP 5 Goals: Gradel and Mangane among the scorersVideo: EPL week 18 review- What the managers had to say'Van Dijk cannot be allowed to move to Man City' – Conte