WATCH: Obama delivers speech and holds Q&A at Gates Foundation

WATCH: Obama delivers speech and holds Q&A at Gates Foundation
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WATCH: Obama delivers speech and holds Q&A at Gates Foundation - Thời lượng: 00:49:24

Former President Barack Obama delivers a speech and holds a question and answer session at the Gates Foundation.

WATCH: Obama delivers speech and holds Q&A at Gates Foundation

WATCH: Obama delivers speech and holds Q&A at Gates Foundation