20 years from the age of 21 or when he was done with college ?

There does not seem to be any question posed.

Will a warrant for my arrest on a misdemeanor charge come up at the airport?

Possibly, so best to have local counsel address the warrant.

How is contributory negligence determined?

The problem with contributory is that even if you are 1% at fault your claim is negated. Get good local counsel to see if this can be overcome.

Best to try to get police officer to amend report which they generally will do when presented with proof as you posted you had.

Can I get any compensation for herbalife product liability?

Damages may be less than the cost of proving a products liability case but consult local products liability counsel should your damages warrant.

What can i do to make this officer be held accountable for his wrong doings?

Speak with local civil rights counsel to see if there are any options available.

Can an inc. Ohio town be liable for having too many (83 total) large potholes and 2 broken streetlights that caused an injury?

Many jurisdictions require notice in addition to negligence Speak to local personal injury counsel.

I altered a placard to use since I could not get to see the Dr to get it renewed and was ticketed in Bridgewater

Depending on what you are charged with would dictate your next step.

Can an male officer physically touch a female during a search?

The male officer can touch you but not touch you inappropriately.

What can this man be charged with?

Unlikely that you can do more than make a claim with your own insurance and hope they aggressively try to get reimbursed from him. Alternatively...