Complex sentence: Compton attempted to keep his resignation quiet for several days however was spotted at Chicago Cubs opening day with Tribune top brass and the industry trades as well as the Wall Street Journal trumped the later scheduled Tribune release.
Split into simpler sentences: Compton attempted to keep his resignation quiet for several days however was spotted at Chicago Cubs opening day with Tribune top brass. That news leaked to the industry trades as well as the Wall Street Journal and it trumped the later scheduled Tribune release.