On this one specifically, we've had a fair bit of experience in the last couple of years on the WHTI in terms of the air implementation. We went through an adjustment period there, which we had to deal with.
On the land implementation, we worked very hard, again with our interlocutors in the U.S., to try to get a delay in the deadline, which we were successful in achieving. They themselves saw it was going to be a problem for their own citizens. They moved it to June 1, 2009, and at this stage it looks like that deadline will hold.
I'm not saying we're not concerned. Of course we are concerned. We're watching it very closely. We, both ourselves and our Public Safety people, are working with the various entities in the U.S., the State Department and DHS--