The police in Indonesia said Saturday that they had foiled plans by an Islamist group to assassinate President Susilo Bambang Yudhoyono, but they declined to confirm news reports that they had killed Southeast Asia's most wanted terrorism suspect in a separate raid.The police carried out a 16-hour raid on a militant hide-out in the West Java town of Bekasi. Local reports suggested that a terrorism suspect, Noordin Muhammad Top, had been killed. A leading expert on terrorism, Sidney Jones of the International Crisis Group, said she doubted local reports that the terrorism suspect, Noordin Muhammad Top, had been killed in a 16-hour raid on a militant hide-out outside Jakarta.Police officials said that they could not immediately confirm whether the person who had been killed was Mr. Noordin, and that they had sent a body to Jakarta for DNA testing.As confused and contradictory reports emerged, it remained unclear whether Mr. Noordin had been in the house at the time of the raid, wheth