(Vancouver, WA)  --  A Vancouver teacher is awaiting her sentence, after changing her plea to guilty to a charge of child rape.  Thirty-six-year-old Stephanie McCrea, a drama teacher at Evergreen High, was accused of having sex repeatedly with a 15-year-old student.  McCrea pleaded guilty yesterday to four counts of third-degree child rape and tampering with a witness.  She's being held without bail until she's sentenced on September 30th.