A letter written in prison by Tupac Shakur is on display at a media preview held for online-only Rock & Roll Pop Culture Auction which opens for bidding today at Gotta Have Rock and Roll Auctions in New York City on July 19, 2017. The main item is a handwritten prison letter from Tupac Shakur to Madonna in which he confesses that he ended their brief romance because of her race and is estimates to sell for over $100,000. Other lots include a pair of Madonna's worn panties, and stage-worn costumes from Lady Gaga, Katy Perry and Michael Jackson. Photo by John Angelillo/UPI