Possible Clues:

• Section of a circle
• People, for instance, are not all there in there
• (Divided-up) part
• Good people in group's division
• Part of group comprising government employees
• Gets men with part cut off
• A piece written by people put inside gets rewritten
• Ready to include US agents in the section
• A bit dismissed about Gee! a thousand, for instance
• Part (of an orange)