The White House says both Russia and Ukraine have agreed to ensure safe passage for commercial shipping and stop military strikes in the Black Sea. We'll bring you more details and lines from the White House statement on US talks with the Russian delegation in the next post.

Lengthy talks between the United States and Russia on a potential ceasefire in Ukraine have ended without agreement on Tuesday, Russian state news agency Interfax reported, pouring cold water on expectations that the two sides would be able to present some sort of joint statement after the marathon meeting.

Russia and Ukraine agreed Tuesday to expand their initial limited ceasefire on energy infrastructure to include the Black Sea after U.S.-sponsored indirect talks in Saudi Arabia. In separate joint statements from the White House — one between the United States and Russia,