11th day of Ukraine-Russia war Here's the latest updates

If you're just joining the ‘Ukraine-Russia’ news, here's what happened past couple hours

It's just past 08:30 in Ukraine on the 11th day of the war. We're seeing reports this morning of air raid sirens going off in the central city of Poltava, which lies in between Kyiv and Kharkiv.

Here's what else you need to know:

• Ukraine's President Zelensky again called on Western allies to declare a no-fly zone over Ukraine in a video call with 300 US lawmakers on Saturday. He also had a call with US President Biden on Saturday night
• Nato has consistently rejected a no-fly zone, which could bring Western forces directly into military confrontation with Russia
• Russia leader Vladimir Putin warned that he would consider a no-fly zone to be an act of war
• Russia continues to bombard the strategic southern city of Mariupol. An initial ceasefire to allow civilians to evacuate has collapsed, Ukraine officials say
• The situation in Mariupol and the region of Sumy is on the "verge of a humanitarian catastrophe", a Ukrainian government official told a local news channel
• There is no electricity or water supply in two cities in the Sumy region, added government adviser Vadim Denisenko
• US payment giants Visa and Mastercard have suspended all operations in Russia
• Russian and Ukrainian representatives will meet for another round of negotiations on Monday