Question: Which American drama television series that originally aired on the American Broadcasting Company (ABC),  comprising a total of 121 episodes, included a fictional character who was played by Ian Somerhalder? 
Sentence (from "Izzie Stevens"): Isobel Katherine "Izzie" Stevens, M.D. is a fictional character from the medical drama television series "Grey's Anatomy", which airs on the American Broadcasting Company (ABC) in the United States.
Relevant evidence: No