Ron Sommer wants to keep his job as chief executive officer of Deutsche Telekom so badly that he is willing to abandon his American dream and consider merging or even possibly selling DT's US subsidiary, VoiceStream. A deal involving VoiceStream is certain to trigger consolidation in the crowded US wireless market. ... Experts agree that the US wireless industry is ripe for mergers and acquisitions as it grapples with slowing growth, a price war and an abundance of national and regional players. Another vision of the perfect transatlantic enterprise is about to go up in smoke; once again, the CEO will pay with his job, and shareholders will pay with their pensions. Sommer sales: VoiceStream likely candidate | 
