Piers Morgan has claimed Sharon Osbourne was "bullied" out of her job after she quit CBS show The Talk.Sharon stepped down as host on Friday, two weeks after she was criticized for defending Piers over comments regarding Meghan Markle."What’s happened to @MrsSOsbourne is an absolute disgrace that shames CBS," tweeted Piers."Bullied out of her job for defending me against an invented slur of racism because I don’t believe a liar."MORE: Sharon Osbourne makes statement after heated Piers Morgan