this is bbc news — welcome if you're watching here in the uk or around the globe. i'm tim willcox. our top stories. the war in ukraine comes to the door of nato and the eu. at least 35 are killed in a missile attack on a ukrainian military base near the polish border. according to preliminary data more than 30 missiles were fired. the air defence system worked and a number were shot down. ukraine says foreign instructors have previously worked there — it's not clear if any were at the base when it was hit. poland's president tells the bbc that if russia used weapons of mass destruction in ukraine —it would likely change nato�*s stance on the conflict. translation: if he uses weapons of mass destruction, _