CNN Breaking News - Person Ukraine Tweets

Ukraine says it has shot down Russian missiles, as air raid sirens sound and officials warn the "threat is not over" https://t.co/dOc1jEZt2v

Biden to send 31 US-made Abrams tanks to Ukraine after Germany announces it will send tanks to support the fight against Russia's invasion. https://t.co/KZqY5C6m7m

Poland has formally requested approval from Germany to transfer German-made Leopard 2 tanks to Ukraine, Polish defense minister says https://t.co/WuntSJ9v11

Britain is joining Europe's efforts to bolster Ukraine's defense against Russia with a pledge to send 12 Challenger 2 tanks to the country https://t.co/rTj1ni2ioN

Russian President Vladimir Putin has ordered his defense minister to implement a ceasefire in Ukraine for 36 hours on Jan. 6 and 7 to allow Orthodox Christians to attend Christmas services, according to a statement from the Kremlin. Follow live updates: https://t.co/76XvLtDF30

Ukraine says hundreds of Russian troops died in a strike; Moscow says 63 were killed, in what would be one of the deadliest episodes of the war https://t.co/ped5To2ktc

At least one person was killed in explosions across Kyiv, the mayor says, as air raid sirens are activated across Ukraine. Follow live updates: https://t.co/wnsZF5s1Wb

EXCLUSIVE: The Biden administration has launched an expansive task force to investigate how US and western components are ending up in Iranian-made drones Russia is launching into Ukraine, multiple officials familiar with the effort tell CNN https://t.co/TfF6ttnW7a