Agencies like the FBI are risky because they can handle very dangerous cases.
a lot there are many
No, that is the BATFE.
Paternity lawyers handle cases when the mother or father is curious of who may be the biological mother or father. They would refer them to have a paternity test and litigate from there.
District attorneys are responsible for handling criminal cases. They don't handle federal cases, but act as the prosecutor for a state case.
a porn star.
The Europeans do not have any kind of "FBI" instead they get Interpol to do the things that the FBI would do. either that or they have some kind of special police force that i can't find
They are assigned to cases individually, but may be teamed up (as circumstances dictate) with another, or others.
That would be a civil law suit. A general practitioner or tort lawyer would handle the case.
The cases are the local cases
State courts handle civil and criminal matters that arise under state law.
where can I view that