Quoting Mother of 4 :" I'm not making up excuses the only thing I can think of is that she changed her story because she is ... [snip!] ... said it was a boy and then said no one is touching me. Could it be because he was there and she is scared of what he may do?"
idk what to tell you other then get her checked at the er, if shes lying they'll know if shes not they'll know just go get her checked, you asked for advice we're all giving it to you take it or leave it the only ones who get hurt are your kids