...and when police stopped to give him a summons, he grew angry.
Baldwin was not carrying ID, the source said. When police are handing out a summons to someone who has no ID, they bring the person to the police station.
http://www.nbcnewyork.com/news/local/Alec-Baldwin-Arrested-NYC-259070651.html
With no ID how do they know it's the same person they have a summons for?
“When police are handing out a summons to someone who has no ID, they bring the person to the police station.”
What do they do if you are an illegal? Or if you are just trying to vote?