In the US, you can pretty much sue for any reason under most conditions.. whether it gets heard or dismissed, that's dependent on a number of factors. But yes, they can file.
If you have comprehensive insurance, your policy will cover the damages (less a deductable). In this case, your insurance company will sue the at fault driver. You can also sue the at fault driver for damages (if you do not have comprehensive).
the driver at fault
They can pursue him civilly, and the not at fault driver can also sue for damages.
Yes, You can still sue for the property damage even if there were no injuries.
Yes. If the passenger is hurt in an accident caused by the driver, the passenger is fully entitled to sue the driver. In fact even if the passenger is a spouse of the driver, the passenger can sue.
yes. you can sue an at fault driver if his insurance company refuses to pay your claim. it would not be proper to sue the insurance company.
yes if the driver was working for the car rental company and caused the accident but if it was a difrent driver who was just renting the car you can only sue the driver of that car.
Sue
unless the person meant to do it then you can
Yes. See an attorney, before they sue you.
The injured party should seek compensation from the driver of whichever vehicle was at fault for the accident.
You do not sue the insurance company. Any suit is filed against the at fault party only. The insurance company will defend their client and pay damages according to the terms of the policy.