Who owns the rainbow?

The Takeaway
The World
The rainbow and the rainbow flag have represented LGBT issues and gay rights since the 1970s. But now a group is saying it wants that to stop. The leader of a National Organization for Marriage (NOM) has asked opponents of marriage equality to reclaim the symbol from "the gay lobby," saying that the rainbow is "a sign of God's covenant with man." But can anyone really take ownership of a group of colors? We're joined by Cindy Gallop, advertising consultant and former chairman of ad agency BBH, to talk to us more about this issue, and general questions about color and branding.