When our sailors in the Persian Gulf accidentally strayed into Iranian waters, that could have sparked a major international incident. Some folks here in Washington rushed to declare that it was the start of another hostage crisis. Instead, we worked directly with the Iranian government and secured the release of our sailors in less than 24 hours.

I want to deal with the homeless situation here in Washington, D.C. I think it is a travesty that we've got men - and increasingly women - families, across the street and the in shadow of this great capital, that shows a lack of concern, not just for the capital, but for American, when we are allowing something like that to happen.

So while an incredible amount of progress has been made, on this fifth anniversary, I wanted to come here and tell the people of this city directly: My administration is going to stand with you - and fight alongside you - until the job is done. Until New Orleans is all the way back, all the way.

America, our endless blessings bestow an enduring burden. But as Americans, we welcome our responsibility to lead.

If people, whether they are conservative or liberal, left or right, are unwilling to compromise and engage in the democratic process, and are taking absolutist views, and demonizing opponents, then democracy will break down.

Robin Williams was an airman, a doctor, a genie, a nanny ... and everything in between. But he was one of a kind.

When we think of the major threats to our national security, the first to come to mind are nuclear proliferation, rogue states and global terrorism. But another kind of threat lurks beyond our shores, one from nature, not humans - an avian flu pandemic.