Order! Those in the gallery should actually understand that they are here to listen quietly. I have been very tolerant. The only thing that I can say with great certainty was that these were operational matters—

Mrs Bronwyn Bishop interjecting—

The member for Mackellar has a habit of always making remarks that challenge anything I say and I really have had enough of it. I will get back to the member for Hughes, but there were solid reasons for the decisions and, as he would be aware, there was a lot of discussion and consultation with the organisers of today's events.