Entering the field of play is unlawful and can result in a hefty fine as well as a ban from football-related activities such as attending games. Simon says!!!
I did and I think you are looking to deflect what is a serious issue
The smug ones are those who praised the invaders without thinking of the possible consquences
It is a criminal offence and outside of his hands.
It will involve the FA, FL and the Arena Safety Group
http://www.coventrytelegraph.net/news/coventry-news/coventry-city-sheffield-united-pitch-12336719