Owen Van Natta, who only joined MySpace in April of last year, will no longer serve as its CEO. Reports indicate that he's in fact been fired, and MySpace has at least confirmed that Jason Hirschhorn and Mike Jones, who reported to Van Natta, are becoming co-presidents. This series of developments comes as a big surprise. Just one week ago, rumor had it that Hirschhorn might leave MySpace due to tension with Van Natta. But according to Kara Swisher , News Corp.