Did you guys even read this article? She was on the phone, facing the other direction, had no warning. Husband shot bear during the attack. What are you proposing?... Mom grows eyes in the back of her head? Mom is always strapped and ready for bear battle at all hours of the day. Let's be realistic about what's possible and remember that sometimes the solution to the problem isn't going to be a gun:
When your only tool is a hammer everything starts looking like a nail.
Life is usually a lot more complicated and nuanced. Realistically this is a tragedy and as crappy as it is, there might not have been much that could have been done to prevent it. They sound like reasonable intelligent people with reasonable awareness of their surroundings, but what do I or any of you know, we are judging the entire situation from an armchair off of one article. I'm just sorry this happened to them.