US Secretary of State Blinken and US Defense Secretary Austin travel to Ukraine in first visit by top American officials since Russia launched its brutal invasion two months ago

Ukrainian president responds to reporter's question as to whether his people must live in a state of high alert, similar to Israelis

Ukrainian leader adds that Secretary of Defense Austin will also join visit; repeats call for meeting with Russian President Putin in an effort to 'put an end to the war'

Antonio Guterres heading to meet Russian President Putin on Tuesday, then Ukrainian president two days later

US president's chief spokeswoman confirms administration working to reopen embassy in Kyiv but doesn't give timeline

White House-run meeting placed on schedule after Kyiv said Russia has launched a major new offensive in eastern Ukraine

'We can now confirm that Russian troops have begun the battle for the Donbas,' Zelensky says. 'No matter how many Russian soldiers are brought here, we will fight'

Ukrainian leader believes French counterpart has refrained from using the term because he thinks it would hurt chances for diplomatic engagement with Russia

Editor David Horovitz and military correspondent Emanuel Fabian update us on skirmishes at holy flashpoint, coalition calculations and new Iron Beam anti-missile technology

'The elimination of our troops... will put an end to any negotiation,' Ukrainian president says after Moscow issues ultimatum to lay down arms