Biden has ruled out sending troops to Ukraine, but there are other tripwires that can spark a direct conflict between the US and Russia

The Russian delegation has arrived in Belarus for the talks

The US and its allies have imposed a series of harsh sanctions since Russia started its assault on Ukraine

The blasts happened after Russia's defense ministry warned it would launch strikes on targets in Kyiv

The reports aren't confirmed, and Zelensky signaled he wasn't ready for more negotiations

The Stingers are part of Washington's new $350 million military aid package for Ukraine

Poland, Slovakia, and Bulgaria have all denied they are giving Russian-made warplanes to Ukraine

Europeans threaten to leave if no deal by Monday

US mail carriers UPS and FedEx have also suspended deliveries to Russia

Fighting also continues near the southeastern city of Mariupol

US media outlets have published instructions on how to go fight against Russia in Ukraine

NATO status has long been a divisive issue for Finns

Kurt Campbell says the US plans to continue 'engagement in the Indo-Pacific' to counter China

Putin put Russia's nuclear forces on 'special' alert on Sunday

France: Urgent to reach deal this week