I would have done the same thing if she had been my mother. And I sympathize with Mr. Williams. He is dead on target with some of his critiques. Yes, America is a discriminating place. People of color get strange looks just for being in trendy stores.
Many people hold conscious and unconscious stereotypes of all ethnicities.
It is hard to be successful when everyone is giving you excuses and expects you to fail. The atrocities suffered by members of many different ethnicities are among the worst ever committed. Even today, America remains a place with an underlying inhospitable tone towards those who don't fit the general WASP mold. But the most grievous sin of all is the one being practiced today. He is mostly right.