The Cowboys went through major changes during the offseason , as key players Drew Pearson , Billy Joe Dupree , Harvey Martin , Robert Newhouse , and Pat Donovan all retired .
Butch Johnson was traded to the Denver Broncos .
The Cowboys went through major changes during the offseason , as key players Drew Pearson , Billy Joe Dupree , Harvey Martin , Robert Newhouse , and Pat Donovan all retired , and Butch Johnson was traded to the Denver Broncos .