The leader of Japan's small Social Democratic Party has rejected plansto build a new U.S. Marine base on the island of Okinawa. To this end,Minister Mizuho Fukushima is prepared to pull her party from Japan'scoalition government, a move that would be detrimental to PresidentHatoyama's leadership. Fukushima does not want to hurt ties with theUnited States, rather rework and update the current relationship --with Futenma off the table.