president biden says russian military manoeuvres on ukraine's borders are not evidence of them moving out and they could invade within days. a british man, simon nellist, is named as the victim of a fatal shark attack in sydney. slight step out, that is it, down and gone. and the pressure shows for 15 year old kamila valieva, the russian skater who failed a drugs test in tears as she misses an olympic medal in the free skate. and coming up in sport on the bbc news channel... the wait is over — a first medalfor team gb at the winter olympics — where the men's curling team are guaranteed at least silver.