Ghana has rejected a $109m US health deal over data protection concerns.Zimbabwe has also turned down a similar offer.The BBC’s Thomas Naadi explains why some African nations are pushing back.

It has been a sustained policy of the BBC NOT to win Eurovision. It costs tens of millions to host for zero commercial return. Winning would be financially disastrous.Secondly - the country that redefined popular music in the 20th century, that has produced more stadium-filling musical acts than any other, should not care about winning a load of Europop Cack. Winning Eurovision would be deeply embarrassing and a sign something has gone seriously wrong.

Twenty years ago, Congolese man Guy Goma came into the BBC for a job interview but, in a now legendary case of mistaken identity, ended up live on the BBC News Channel. Speaking to BBC Africa, Guy explained how he managed to stay calm under the unexpected pressure of live TV.