a February council statement that Russia approved, condemning other ballistic missile tests.
But diplomats say Moscow objected to the removal of the words "through dialogue" in the latest statement when talking about a diplomatic solution in the North.
U.S. Secretary of State Rex Tillerson plans to preside over a Security Council meeting next week on North Korea. Secretary-General Antonio Guterres will brief the members.
U.S. Ambassador Nikki Haley warned North Korea Wednesday not to "pick a fight" with the United States.