The biggest names in music came together to confront issues of race, and promote unity and progress at A+E Networks and iHeartMedia’s “Shining a Light: A Concert for Progress on Race in America.” The two-hour special, which was taped at the Shrine Auditorium in L.A. on Wednesday, featured musical performances from Alicia Keys, John Legend, Big Sean, Ed Sheeran, Jamie Foxx, Miguel, Pink, Jill Scott, Sia, and Pharrell.