On this edition of Africa 54: an exclusive interview with Akinwumi Adesina, the President of the African Development Bank who says Africa is ready for increased US investments; A trial on the assassination of Burkina Faso's former president, Thomas Sankara, begins Monday, more than three decades after he and 12 others were killed in a 1987 coup; & the Africa Union says it has decided to transition current mission in Somalia to a joint mission between the United Nations and the Africa Union.