Pictures I-Team Exclusive: Teachers Raise Concerns About Rodent Problem At Elementary School June 19, 2014 / 11:30 PM EDT / CBS News (photo credit: Teachers at Carnell Elementary School) I-Team Exclusive: Teachers Raise Concerns About Rodent Problem At Elementary School (photo credit: Teachers at Carnell Elementary School) I-Team Exclusive: Teachers Raise Concerns About Rodent Problem At Elementary School (photo credit: Teachers at Carnell Elementary School) I-Team Exclusive: Teachers Raise Concerns About Rodent Problem At Elementary School (photo credit: Teachers at Carnell Elementary School) I-Team Exclusive: Teachers Raise Concerns About Rodent Problem At Elementary School (photo credit: Teachers at Carnell Elementary School) I-Team Exclusive: Teachers Raise Concerns About Rodent Problem At Elementary School (photo credit: Teachers at Carnell Elementary School) I-Team Exclusive: Teachers Raise Concerns About Rodent Problem At Elementary School (photo credit: Teachers at Carnell Elementary School) I-Team Exclusive: Teachers Raise Concerns About Rodent Problem At Elementary School (photo credit: Teachers at Carnell Elementary School)