AudioFeaturedInterview Telephonic Press Briefing: Acting Assistant Secretary Don Yamamoto on his Trip to Africa. By IIIRራ | raimoq December 25, 2017 1 Min Read Comments Off on Telephonic Press Briefing: Acting Assistant Secretary Don Yamamoto on his Trip to Africa. Telephonic Press Briefing: Acting Assistant Secretary Don Yamamoto on his Trip to Africa. Tags: africaAUBriefingDon YamamotousYamamoto