I don't think a driver license is a valid voting id in the US, because you don't have to be a citizen to get one.
When you show your id they check if you are allowed to vote, the id is just to identify you as a person it doesn't mean everyone with an id gets to vote.
When you show your id they check if you are allowed to vote, the id is just to identify you as a person it doesn't mean everyone with an id gets to vote.