When Democratic Sen. John Kerry of Massachusetts was tapped to replace Hillary Clinton as secretary of state, his state — and national — party bosses were wringing their hands.

Why? The prospect of Republican Scott Brown launching another campaign to return to the Senate, where he served after winning a special election in 2010 to complete the term of the late Democratic Sen. Edward Kennedy. Brown lost to Democrat Elizabeth Warren last November year in a race for a full Senate term.

Joking that a reporter's question about whether he has "any juice" left to get things done in Washington made it sound like "I should just pack up and go home," President Obama on Tuesday paraphrased Mark Twain.

New York City Mayor Michael Bloomberg seems determined to become the formidable adversary the National Rifle Association has never had.

The billionaire mayor is spending from his personal fortune to help defeat lawmakers who voted against gun control proposals last week and to prop up those who supported the measures.

Four presidents praised another member of their exclusive club Thursday at the dedication of the George W. Presidential Library and Museum on the campus of Southern Methodist University in Dallas.