Army
Day One for New NATO Secretary General Stoltenberg
The man, who until last year had served as Prime Minister of Norway for a decade, takes over as Secretary General of NATO today.
Jens Stoltenberg succeeds former Danish PM Anders Fogh Rasmussen as head of the twenty-eight country alliance.
As Rob Olver reports from Brussels, Mr Stoltenberg takes the reins at a time when NATO faces some of its biggest challenges.
Footage: NATO Pictures