The logistics alone for giving a U.S. Vice President security at one of these events are a nightmare, and that’s not even considering the huge secret service costs involved. It still doesn’t prevent these numbskulls from “protesting.” I’ll bet a king’s ransom this stunt was planned many days in advance.
One might call it shameless. For this crew, it’s just part of their day-to-day operation.
UPDATE: Yup, it was a stunt. Here is the confirmation: