Shows up in the DoS FOIA reading room 16 times. Thought it was interesting that an "Elder" shows up as a high level person in the the capped document. Did not know/remember that the "Elders" were a Mandela creation.
https://foia.state.gov/search/Results.aspx?searchText=Iweala&beginDate=&endDate=&publishedBeginDate=&publishedEndDate=&caseNumber=