This could have potentially turned out a lot worse.  Seniors are much more vulnerable to injury, when they are assaulted.   Just being knocked down the ground or floor, can often cause major injury.  

What one has to realize is that there are people in this world who are totally immoral.   They are little better than savage animals, and don't give a damn about what may happen to you.   All they care about is getting money for their drug addiction.