Chris Bradford 
Bodyguard: Ambush (Book 3) 

IN AFRICA ONLY THE STRONG SURVIVE.
Teenage martial arts expert Connor Reeves is tasked with protecting a foreign ambassador“s family on safari.
Considered the perfect assignment, the holiday turns to hell when their convoy is ambushed by gunmen. Fleeing through the bush, Connor and his assigned family become the prey in a shoot-to-kill hunt across the African plains.
As they fight for their survival, Connor realizes the gunmen are the least of their problems. For no amount of bodyguard training can prepare him for the wilds of Africa and one prowling hungry leopard…