How a viral, duct-taped banana came to be worth $1 million

A banana taped to a wall, considered art, will be auctioned. The artwork, 'Comedian', is by Maurizio Cattelan. Sotheby's estimates its value between $1 million and $1.5 million. The auction will take place in New York on November 20. The artwork sparked debate about art and value. Some call it absurd, others find deeper meaning.