I know the California police were out gunned at first and got weapons from a nearby gun shop. I remember the incident. But they had much more than you described as capable of overcoming the body armor in Colorado.
You and your pistol in row 20 or 30 would have been able to do nothing effective until way too late if ever.
You've offered nothing to support your assertion.
Don't bring my friends and relatives who may be killed into this. That is irrelevant.
Gosh; I seem to remember you bringing my wife being a slut into a conversation you had here. Was that irrelevant then or relevant?