they said that he did it to take revenge from someone for I don't know what ... If it is one person, why he did that to all of the other cars?

I don't think that a kid would have the power to slash all of those alone ... He can do it to one, two, three ... but 50+??????

I can't really digest those ...

Do not dwell in the past, do not dream of the future, concentrate the mind on the present moment. (Gautama Buddha)