Almost all of 150,000-strong deployment dispatched into heart of fight, according to US; 500 more American troops being sent to Europe to bolster NATO

After previous attempts failed, Moscow announces routes opening Tuesday morning, indicates refugees can flee west, as civilian death toll mounts amid relentless shelling campaign

Unclear how many mercenaries have joined the fight to augment 150,000 Russian troops already thought to be taking part in invasion

Russia’s invasion of Ukraine has parallels with 1939. Russia has repeatedly broken international law, yet faced no significant negative consequences or condemnation.

Founder of heavily used COVID tracking site, student Avi Schiffmann enables those fleeing the war to locate appropriate nearby sanctuary by clicking a link on a smartphone

Lining up with Europe, Biden announces new efforts to isolate dozens of Russia's richest businesspeople, with hopes they will pressure Putin to back off Ukraine invasion

Officials say radiation levels normal, but plant spokesman warns accident can happen at any moment, with firefighters unable to reach flames

Brooklyn Republican Inna Vernikov says Putin is a 'tyrant,' community response has been overwhelming

Alex Konanykhin says 'Putin must be brought to justice,' notes his responsibility as a Russian citizen to 'facilitate the denazification of Russia'

Commissioned by a Chechen security official in 2020, the hit was meant to silence an exiled Chechen blogger in Sweden who is the brother of the intended victim, prosecutors say