well actually - all three teams bear responsibility.
its their fans that finance all their antics and bids for glory.

the least they could do is organise events in a way that ensured the safety of their customers.

blaming all the poor sods who've got the job of picking up the pieces once you've made a mess just goes on too much in our society.

think of all the overworked social workers who get it in the neck every time some vicious bastard kills their kids.