Pop star Demi Lovato says she’s ashamed that she’s benefited from “privilege” while working in the entertainment industry, writing in an open letter that she hated sharing “the same skin color as the people accused of committing heinous crimes” against black people in recent months. “At first, I was self-conscious about speaking out about these issues because I didn’t want anyone to feel like it wasn’t genuine,” said Lovato in an open letter published in Vogue on Tuesday. “I also felt like I wanted to call every person of color that I knew and apologize, which I know isn’t the...