We can't just drill our way out of the energy and climate challenge that we face.

This doesn't mean abandoning our values and ideals; wherever we can, it's in our interest to help foster democracy through the diplomatic and economic resources at our disposal.

On my recent trip to Israel, I had the opportunity to visit Yad Vashem, Israel's national Holocaust memorial, and reaffirm our collective responsibility to confront anti-Semitism, prejudice, and intolerance across the world. On this Yom Hashoah, we must accept the full responsibility of remembrance, as nations and as individuals-not simply to pledge "never again," but to commit ourselves to the understanding, empathy and compassion that is the foundation of peace and human dignity.

Assault weapons ban reintroduced.

A lot of shelter dogs are mutts like me.

There are places and moments in America where this nation’s destiny has been decided...Selma is such a place.

No U.S. soldier ever dies in vain because they're carrying out the missions of their commander in chief. And we honor all the service that they've provided. Our troops have performed brilliantly. The question is for the next president, are we making good judgments about how to keep America safe precisely because sending our military into battle is such an enormous step.