solving in problem. this is going to require a sustained effort over a long period of time. >> reporter: the fort campbell firing was the third in two weeks of personnel assigned to military sexual assault prevention jobs. at ft. hood, texas, a sergeant first class is under criminal investigation by the army for pandering. a pentagon official says he may have forced someone into prostitution. other allegations -- abuse of sexual contact and maltreatment of subordinates. last week, jeffrey krusinski was arrested on sexual battery charges for allegedly groping a woman near the pentagon where he worked in sexual assault prevention. on capitol hill, pressure is mounting for historic changes in military law. senator gillebrand is introducing legislation so in sex assault cases the decision