has triggered international outrage. two people have been shot dead in paris and two others seriously injured. police say a 69 year old man has been arrested. you are watching bbc news. now review 2022 the war in ukraine. over the next half an hour, we will chronicle russia s invasion and tell the story of the conflict which has seen many thousands of people killed or wounded and millions of others displaced. the story of the war is told by our correspondent paul adams, and a warning you may find some of his programme distressing. translation: a decision has been taken about a special military operation. singing. translation: we are defending our independence, our country. i glory to ukraine. explosion. in the depths of winter, a growing menace. russia flexing its muscles. preparing for something. moscow said these were simply drills, it had no plans to invade. but for months, it held a gun against ukraine s head. the west was alarmed. satellite images showed russian forces
until early this morning, some here in kyiv doubted he would do it. not any more. siren sounds explosion. translation: i never thought this thing could happen, - not in my lifetime. i am lucky to be alive, but i will do anything to protect ukraine. this country s civilian infrastructure is being heavily struck. there are no more flights in and out. translation: we will strive for the demilitarisation - and denazification of ukraine.