You should be discussing this with your attorney

Answering your questions in this vacuum without reading all the pleadings and orders creates an impossible task. Retain an attorney

Too many years to go back. .

If you are under 18 you cannot sue on your own. Besides what are your damages?

Contact a civil rights lawyer to see if you have an individual action

Get yourself tested by a private lab. .. retain an attorney two avenues

I agree with both colleagues. .

see the case of Lee v. Ferraro 11th federal court of appeals google

Is there a likelihood of collecting? Do your parents want to pay 40% of what they get from you to a lawyer?

Yes. .