But in his parting hours as chairman , Mr. McAuliffe pledged to give a good part of the cash away : $ 5 million to the Democratic Party in Virginia , where there will be an open seat when Gov . Mark Warner , a Democrat , leaves at the end of his term-limited tenure next year ; and $ 1 million apiece to the Democratic Senatorial Campaign Committee , the Democratic Congressional Campaign Committee and the Democratic Party in New York , where there are competitive mayoral and gubernatorial races in the next two years .