He only killed himself but it wasn't for lack of trying apparently.
Yes, fortunately he only injured 12 or so.
You've got to wonder about these guys, they aren't the sharpest tools in the shed.
He apparently was frustrated because they wouldn't let him into the venue without a ticket.
You would think if you wanted to blow up a bunch of people at a concert, you would, oh I don't know, buy a ticket to get into the concert!