ABC News’ George Stephanopoulos and Rick Klein report: Sen. John McCain on Wednesday said he would “suspend” his presidential campaign to come to Washington to help negotiate a financial bailout bill, a dramatic move designed to seize a powerful issue. However a senior Obama campaign official said Obama "intends to debate." "The debate is on," a senior Obama campaign official told ABC News. McCain said he called on the Commission on Presidential Debates to postpone the debate scheduled for Friday in Mississippi, to ensure quick congressional action. “I have spoken to Senator Obama and informed him of my decision and...