NFL 2015: NFC West Top 10 Training Camp Battles

To paraphrase Salt N Pepa, the NFC West is packed and stacked especially from front to back, who do thank for teams like that? Training camp battles?

Defensive fronts are responsible for both stopping the run and generating pressure. Which teams possess the best 4-3 front sevens in the NFL?
His first three years in Seattle has proved him to be a winner, even with most giving the credit to his supporting cast. How much is he truly worth?
With great talent comes endless hefty contracts; Russell Wilson, Brandon Mebane, Bruce Irvin, and Bobby Wagner are all looking for new contracts.