MOSCOW (AP) - Russian President Vladimir Putin called U.S. President George W. Bush on Saturday to discuss Russia's talks with the radical Palestinian movement Hamas and negotiations on Iran's disputed nuclear program, the Kremlin said. "Putin and Bush agreed to continue co-ordination on this and other vital issues on the international agenda including the forthcoming visit of the Russian foreign minister to Washington," the Kremlin press service said in a brief statement. It said that Putin had initiated the call. Moscow hosted both the top Iranian nuclear negotiator and a high-level delegation from Hamas this past week, saying it was...