At least as I understand the secret Service, you don’t get a say in whether or not they will protect you. Unless the Secret Service is not extended to family members of the Speaker of the House, Paul had one on site.
Theoretically, any agent who might have been assigned would know a whole lot about this incident and perhaps others. And, if other agents have been rotated in on occasion they also could have knowledge of other possible incidents. Whatever the case, we the public will never know.