Emailers protesting Wal-Mart support for Al Sharpton’s group, the National Action Network, are getting the following response: Walmart supports the National Action Network (NAN) as part of an ongoing effort to partner with national organizations that support issues and initiatives of importance to our customers, and the communities we serve.Our support for NAN is focused on addressing health and wellness issues and other issues important to our customers and associates. Our company will continue to support organizations that can further our mission to help people live better. Emails to PepsiCo are getting this reply: As a global consumer products company...