Minnesota Twins star Miguel Sano is adamantly denying he ever assaulted a female photographer 2 years ago ... telling TMZ Sports "it never happened." Betsy Bissen posted a statement on social media Thursday accusing Sano of attempting to drag her into a bathroom to hook up against her will while at an autograph signing in 2015. She claims Sano tried kissing her several times and grabbed her wrist for 10 minutes before giving up. In a statement obtained by TMZ Sports, Sano says the story is completely false ... saying, "I unequivocally deny the allegation made against me today — it never happened.