SOURCES close to Bill Clinton tell me that the former president will make what they call "a major public policy statement" about the fraught situation in the Middle East, probably within the next week. They say that Clinton feels enough time has now passed since he left the White House to start speaking out publicly about major issues. Clinton gave a hint of this Saturday night when he told reporters before a Texas fund-raiser that he supports Secretary of State Colin Powell's peace efforts. He added, "There has to be justice and economic opportunities for the Palestinians." I hope...