This conduct is unacceptable. And the long-term psychological damage that arises from this abuse of trust is devastating. But we also recognize that teachers are primarily decent civil servants, working in overcrowded classrooms with limited resources. The issues are not only "who did this" or "how could it happen" but more "what can we do" and what can the LAUSD do" to ensure that teachers don't lose control and injure children. The KTLA story is here:http://ktla.com/2014/11/26/middle-school-student-claims-lausd-teacher-choked-him/