Members of Congress, congressional aides and members of the press.

CENTERFORSECURITYPOLICY: Center for Security Policy | Center Marks Canal Hand-over Day by Releasing Summary of Roundtable: U.S. Action is Ill-Advised, Potentially Dangerous

Three of Bill Clinton's aides have come in: his press secretary, Joe Lockhart, his political director, Doug Sosnik, and a senior policy adviser, Joel Johnson.

ECONOMIST: The presidential election

After capping off a 14-hour day with an outdoor rally at Clemson University on Wednesday, McCain -- known to eat just about whatever type of foodstuff that makes it way aboard the bus -- barreled his way toward the back with a couple of fast-food hamburgers in hand, shouting for aides to bring some back for the press corps.

CNN: Life on the Straight Talk Express: All McCain, all of the time