NEVADA, Iowa (AP) — In 2008, this overwhelmingly white state was Barack Obama’s unlikely launching pad to become the nation’s first Black president. Fourteen years later, Iowans aren’t showing a similar embrace for the woman running to become its first Black governor. Democrat Deidre DeJear is finding Iowa a much changed place, trending staunchly conservative, endorsing many aspects of Trumpism, with an electorate that is so far displaying little interest in her history-making candidacy. Educated younger adults who were once reliable Democratic voters have fled rural Iowa seeking opportunities elsewhere. The strength of organized labor has eroded. Obama’s general election...