By Luc Olinga Veteran automaker’s new electric model may be a huge catalyst to broad adoption of EVs in America’s heartland. Ford (F) – Get Ford Motor Company Report knows that to a major extent, the broad adoption of electric vehicles in the heartland of America rests on its shoulders. If Tesla (TSLA) – Get Tesla Inc Report and its charismatic chief executive, Elon Musk, have transformed the auto sector by forcing it toward electrification, EVs have not yet persuaded all consumers — in particular middle- and lower-income Americans. When a lower-income family has to decide between buying an i…