The latest in Ukraine: April 5, 11:00AM

Latest developments

To our readers waking up in the UK, welcome. Here's the latest developments:

• World leaders are reacting in horror to the documented reports of civilian killings in Bucha, a town near the capital Kyiv, with the US and European allies warning of intensified sanctions on Russia
• Russia's UN ambassador has denied any massacre in Bucha and accused Ukraine of engaging in a "staged provocation" with Western countries, although Russia has provided no evidence of this
• Ukrainian authorities said the bodies of 410 civilians had been found in the areas around Kyiv so far.
• Ukrainian President Volodymyr Zelensky has accused Russia of genocide, and is due to address the UN Security Council on Tuesday. He is expected to report what he witnessed in Bucha earlier this week his first trip outside the capital since the start of the invasion
• Multiple reports from Western analysts indicate that Russian forces have retreated from the north of the country.