President Oprah? Here's what she needs to consider before she runs

Talk of Oprah running for president in 2020 is ratcheting up, thanks to her powerful speech at the Golden Globes. Of course, that means the inevitable backlash is here too.  But if the media mogul has the fire in the belly required to run for president, she should run — and nothing anyone writes should dissuade her.  If she is truly prepared for the thankless slog of the Democratic primary process — endless corn dogs at Iowa cookouts, walking from house to house through the