Japan and the United States reaffirmed Thursday that, together with South Korea, they will respond in a united manner to North Korea based on the findings of the probe being conducted into the unexplained sinking of a South Korean warship, Japanese officials said. The decision was made in a meeting between Akitaka Saiki, director general of the Foreign Ministry's Asian and Oceanian Affairs Bureau, and U.S. special envoy to North Korea Stephen Bosworth. They met at a time when suspicion is growing that the March 26 sinking in the Yellow Sea, which killed 46 crew members, might have been the...