If you work for Domino's or Pizza Hut, aiding and abetting armed robbery to the best of your ability is part of the job description.
Resistance is a firing offense.
Not sure if:
That's Papa John's policy.
Papa John's owns the store where this happened or it's a franchise.
The thing to remember is that armed robbers are the most dangerous criminals, next to serial killers.
When somebody decides to engage in armed robbery, he's already decided that he's OK with killing you to get what you have. He might not intend to kill you, but he will if he thinks it furthers his career choice.