kyiv missiles pounded the ukrainian capital on friday as russian forces pressed their advance and ukrainian president volodymyr zelenskiy pleaded with the international community to do more saying sanctions announced so far were not enoughair raid sirens wailed over the city of 3 million people where some were sheltering in underground metro stations a day after russian president vladimir putin launched an invasion that has shocked the worldukrainian officials said a russian aircraft had been shot down and crashed into a building in kyiv overnight setting it ablaze and injuring eight peoplea senior ukrainian official said russian forces would enter areas just outside the capital later on friday and that ukrainian troops were defending positions on four fronts despite being outnumberedwindows had been blasted out of a 10storey apartment block near kyivs main airport where a twometre crater filled with rubble showed where a shell had struck before dawn a policeman said people were injured there but not killedhow we can live through it in our time what should we think putin should be burnt in hell along with his whole family said oxana gulenko cleaning broken glass from her room a neighbour soviet army veteran anatoliy marchenko 57 could not find his cat that had run away during the shellingi know people there they are my friends he said of russia what do they need from me a war has come to my house and thats itwitnesses said loud explosions could be heard in kharkiv ukraines secondbiggest city close to russias border and air raid sirens sounded over lviv in the west authorities reported heavy fighting in the eastern city of sumynumber one targettens of thousands of people have fled as explosions and gunfire rocked major cities dozens have been reported killed russian troops seized the chernobyl former nuclear power plant north of kyiv as they advanced on the city from belarusukraines nuclear agency said it was recording increased radiation levels from the defunct power plantzelenskiy said he understood russian troops were coming for him but vowed to stay in kyivthe enemy has marked me down as the number one target zelenskiy said in a video message my family is the number two target they want to destroy ukraine politically by destroying the head of staterussia launched its invasion by land air and sea on thursday following a declaration of war by putin in the biggest attack on a european state since world war twoputin says ukraine is an illegitimate state carved out of russia a view ukrainians see as an attempt to erase their more than thousandyear historythe russian leaders full aims remain obscure he says he does not plan a military occupation only to disarm ukraine and remove its leaders but it is not clear how a prorussian leader could be installed without holding much of the country russia has floated no name of such a figure and none has come forwardafter moscow denied for months it was planning an invasion news that putin had ordered one