After a tumultuous weekend at ABC News, Kim Godwin, the first Black president of a network news division, announced she was stepping down, according to an internal memo sent to staff and obtained by The Daily Beast on Sunday night. Godwin’s resignation is a severe public relations blow for Disney CEO Bob Iger, who until recently was publicly backing her despite numerous reports of growing discomfort within the ranks. Critics said she spent more time promoting herself than she did in the newsroom, according to The Wall Street Journal, which first reported her Sunday announcement that she planned to “retire...