Last week’s installment showed how the Miami Dolphins coach, Joe Philbin, called wide receiver Chad Johnson into his office and dismissed him. (How? Differently, and more politely, than if the cameras weren’t there, I’m guessing.) Johnson, who had been involved in a nationally notorious head-butting incident involving his new bride, had been shown, earlier in this series, making better and more exciting catches than the other receivers fighting to make the roster. But now, with