accused of sexually assaulting three girls has pleaded not guilty to 19 counts in court , where a prosecutor said one of them , a 12 year old , is pregnant that columbus pleaded not guilty monday to charges including rape , felonious assault and gross sexual imposition .
he remains jailed with no bond , and court records listed no attorney for him .
allen is accused of raping two 12-year-old girls since september and fondling a third girl that