In a Newsweek interview, Sumner Redstone the Chairman of CBS was asked why CBS delayed suing for talking up his future at a rival Sirius Satellite Radio until the radio host was at the new job, Redstone tells Newsweek that, "Howard Stern used our airwaves to advertise a competitor. We are supposed to get paid for advertising. We did not. And he was incentivized to do that, as shown by the bonus that he got [from Sirius] ... We're suing not only for what he did on the airwaves, but for the bonus that he got as a result of misusing our airwaves. We are pretty confident of winning."
Read more here or at your newsstand in The Monday 4/17 Newsweek