this is bbc news — these are the latest headlines in the uk and around the world. as the warden that ukraine enters its second month, president zelensky pleads for a show of unity around the world. nato�*s core task is to protect and defend all our lies. and defend all allies. we have increased our military presence in the eastern part of the alliance. the nato leaders will today address the need for a reset of our terms and defence. vladimir putin has already crossed the red _ vladimir putin has already crossed the red line into barbarism, and i