with that, it is my pleasure to welcome my colleague, the very distinguished and honorable sean o'keefe. sean is, of course former , secretary of the navy, former director of nasa, and being a tulane graduate, i feel compelled to say former chancellor of lsu, and he is wearing lsu tigers today, so go tigers. sean is here as a senior advisor with the maxwell school. some of my favorite people are in the front row. judge webster so good to see you , all. and with that i would like to produce the honorable sean o'keefe. [applause] mr. o'keefe: thank you, andrew. i appreciate the opportunity to be here to moderate this particular session on such an important occasion. while some of that may be in reference to this morning's events, which we will hear more from the secretary in a minute i think the other thing we need to reflect on a bit is we just emerged from yet another uneventful national holiday this past weekend, with absolutely no incidents whatsoever. yet the reason for that is not accidental. it is a consequence of the diligence of extraordinary people, thousands of them on our beha