Basically, CEO makes a pretty obvious observation about the makeup of upper management/c-suite at other companies and how she decided to tackle the problem in a particular case. Cue Internet Outrage machine, which (surprise) has completely misunderstood, once again, what racism is.
We all have choices about where to spend our money during this holiday season and throughout the year. If Sam's Club is a place where you might consider spending your money (it doesn't make sense for a lot of people, for a wide variety of reasons), and you like women in upper levels of management (and a bit less homogenity in other ways as well), consider spending your money there. This is not the easiest topic to tackle in public, and I think she did a good job. But she's gonna need some backup.