we ve spent a lot of time talking about infrastructure, including urban infrastructure. mr. president, of course, you have a lifetime of experience in. and the leadership you re showing on infrastructure in the united states is being admired around the world and australian companies and australian experience is there to help, as you know and is already operating here, a number of our infrastructure players are already active in the u.s. we re working to intensify our cooperation on trade. my trade minister who is here today have made terrific progress in that regard. we turn to security. yesterday, lucy and i were with swren dunford at the arlington national cemetery and we honored america s war dead. we honored an australian airman