This document contains 4 forum responses on the topic of criminal justice. The responses discuss defenses against child exploitation on the internet, problems investigators may face when interviewing child exploitation victims, and grounds for objecting to interrogatories. The best defense is said to be inter-agency cooperation and information sharing. Investigators may encounter manipulated victims, lack of investigation standards, and their own biases. Objections can be made if interrogatories seek privileged, irrelevant or excessive information.