Secretary of State Rex Tillerson delivered the keynote remarks at the 13th Annual Grand Challenges Meeting co-hosted by the Bill & Melinda Gates Foundation, United States Agency for International Development (USAID), Grand Challenges Canada (GCC), and Wellcome Trust at the Washington Marriott Marquis in Washington, on October 4, 2017.

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Keywords: department, dos, government, politician, politics, rex, secretary, state, states, tillerson, united, usa