Dish co-founder takes over as CEO -- is mobile the next step?

Today, Dish is announcing their CEO is stepping down. Joseph Clayton took over for Dish co-founder Charlie Erdman in 2011, and was charged with transforming Dish's business. He was at the head of the table as Dish acquired a massive portfolio of spectrum (relative to their needs), and also helped bring us Sling TV. In his absence, Erdman will reclaim …