What is the test for overturning a finding of guilt in a sexual assault case?

interpretations, one of which suggests guilt and the other innocence, it is the jury, not the appellate court that must be convinced of the defendant's guilt beyond a reasonable doubt. [Citation.]' [Citation.] Where the circumstances reasonably justify the trier of fact's findings, a reviewing court's conclusion the circumstances might also reasonably be reconciled with a contrary finding does not warrant the judgment's reversal." (People v. Zamudio, supra, 43 Cal.4th at pp. 357-358.)