Prince William to present humanitarian award to Novak Djokovic

The Duke of Cambridge will present an award to tennis ace Novak Djokovic at a charity gala tonight.

The gong is in recognition of the world number one's humanitarian foundation, which helps children living in disadvantaged communities to engage in creative play activities.

The Duke and Duchess of Cambridge leave the King Edward VII hospital in London Credit: Andrew Matthews/PA Wire

The Duchess of Cambridge had been due to accompany Prince William at the event but is no longer expected to attend.