Rights group says over 1,300 detained in dozens of cities after Putin orders partial mobilization, sparking largest demonstrations in Russia since start of war

Ex-Russian lawmaker Sergei Markov blames Biden, Johnson, Truss for war after Putin announces partial mobilization; UK minister: 'Talk of nuclear war is completely unhelpful'

DC-based think tank, citing claim by Moscow, says Kyiv deploying T-72s as it tries to push gains into Russian-occupied region of Luhansk

Appeal follows discovery of around 450 graves near formerly Russian-occupied Izyum, most with signs of torture; Zelensky: 'Russia has repeated in Izyum what it did in Bucha'

More than 440 bodies reportedly discovered in pit in northeastern city of Izium, near Kharkiv, after Russians retreat; deputy interior minister says torture chambers found in area

Passenger car runs into president's vehicle as it passes through capital after trip to liberated Kharkiv; driver administered emergency care

Russia thinks troops can withdraw and return in the spring with greater advantage, says head of umbrella group of civil society organizations

Officials say too many captured troops to house, describing chaotic retreat by Russian soldiers outmatched by push into Donetsk; criticism of war effort seeps into Moscow state TV

'In some areas of the front, our defenders reached the state border with the Russian Federation,' Ukrainian governor says; army says 20 settlements liberated in one day

Zelensky says Russian troops targeting power plants, cutting power and heat to millions, as Ukrainian forces claim to recapture dozens of towns