Teacher pleads not guilty
Katie M. Luessenhop, 26, Delavan, was arrested Sept. 18 after police were called to the school for a disturbance, Walworth police said.
The school has hired a substitute teacher to replace her.
Walworth Joint No. 1 School District Administrator Pamela Knorr said the school does an extensive background search on potential employees, including a criminal background check.
Luessenhop will be in court next Nov. 5.