A US accountant killed his wife and their three children before shooting himself, leaving a gruesome scene that was discovered by the youngsters’ grandfather.

George Bush has turned to a 32-year Wall Street veteran, Goldman Sachs chief Henry Paulson, in a bid to breathe life into his economic agenda and revive his troubled presidency.

Former US Treasury Secretary Paul O’Neill said he never saw any evidence that Iraq had weapons of mass destruction.

At least five people were killed when a non-stop train to Washington DC, derailed in northern Florida, state police said.