Winning in Afghanistan is having a country that is stable enough to ensure that there is no safe haven for Al Qaida or for a militant Taliban that welcomes Al Qaida. That's really the measure of success for the United States.

An aggressor nation or extremist group could gain control of critical switches and derail passenger trains, or trains loaded with lethal chemicals.

I don't usually comment on columnists' ideas of what I'm thinking. That's a dangerous game to get into.

In this century, the 21st century, the U.S. recognizes our prosperity and our security depends even more on the Asia-Pacific region.

Obama really does recognize the threats that are out there; I think he understands the world. He understands the role of America in that troubled world.

Iran is isolating itself from the rest of the world.

I'm not big on commissions.