[allAfrica] Cape Town -- Joshua Volz, Deputy Assistant Secretary for Europe, Eurasia, Africa, Middle East in the US Department of Energy, is in Cape Town, South Africa, for Africa Energy Week, and his first stop is Critical Minerals Africa 2023. allAfrica's Juanita Williams finds out how Volz and the department mean to partner with Africa's leaders, the importance of the Lobito Corridor, and moving towards a model where decarbonisation and energy access are both priorities.