South African President Cyril Ramaphosa praises the innovation on show at this year's Africa Aerospace and Defence (AAD) expo in Pretoria. "We are serious about the defence of our country and in order for us to upgrade our defence force, these are the types of innovations that we need to look at," Ramaphosa said after after touring the expo with his Defence Minister Angie Motshekga and other defence officials. IMAGES AND SOUNDBITES