a british security guard who was killed in a drone attack on a merchant tanker off oman last week has been named as adrian underwood. we are going to talk about covid vaccines in the next few minutes but now we are going to find out more about the olympics. good afternoon. celebrations for team gb after wining five medals on day 12 of the olympics. hannah mills becomes the most successful female olympic sailor of all time after she won gold along with eilidh mcintyre in the 4—70 class. the pair finished fifth in the medal race, but their earlier performances were enough to secures mills�* third gold in three games. gb now have five sailing medals in tokyo — including three golds. it�*s mad, it�*s absolutely mad. growing up, obviously,