Biggie Smalls' crown and other items for sale at Sotheby's first hip-hop auction

The Notorious B.I.G. will forever remain a king of hip-hop, but the crown that the rapper wore in the final photo shoot before his death is about to be passed down.

The signed plastic crown from the 1997 "K.O.N.Y." (King of New York) portrait session, along with several other iconic pieces of hip-hop history, are officially...