Marcus Mariota gets off to a rocky start in his debut, turning the ball over twice against the Falcons. But the rookie shrugs off his early miscues and makes enough positive plays to give the Titans plenty of hope.
The rise of safeties, guards and wide receivers has paralleled the fall of running backs and centers, while defensive linemen have stayed relatively consistent in terms of how they're valued on draft day.
The NFL's best offenses are piling up gaudy numbers in the passing game. How are the Mannings and Lucks getting it done? Here's a look six of the league's top quarterbacks and how they're getting it done.