The mission aims to protect the base which is home to the world’s southernmost Post Office.

Archaeologists say the wreck is up to 4,700 years old, dating to the Early Bronze Age.

The Met Office has issued a yellow warning for wind in north-west Scotland on Wednesday with 70mph gusts possible, as Ben Rich explains.

Striking images including an urban coyote and an elephant carrying a dead calf are among this year's winners.