The EU must take"very important" decisions on funding Ukraine at a crunch summit this week, said EU foreign policy chief Kaja Kallas on Monday, adding that talks over using frozen Russian assets were getting harder."We are not there yet, and it is increasingly difficult, but we're doing the work and we still have some days," Kallas added. Follow our liveblog for all the latest.

Yesterday's developments:

• Ukrainian President Volodymyr Zelensky has voiced readiness to drop his country’s bid to join NATO in exchange for Western security guarantees as he holds talks with US envoys on ending the war.
• Zelensky rejected the US push for Ukraine to agree to cede territory to Russia.
• US Special Envoy Steve Witkoff says"a lot of progress" was made during talks with Ukrainian President Volodymyr Zelensky on a proposal to end the war with Russia.