Buffalo Bills' running back James Cook got his contract extension on Wednesday and general manager Brandon Beane used it as an example to detail what the team's preferred approach is when it comes to building the roster.

Buffalo Bills general manager put his team's money where their mouth is by finally inking running back James Cook to a four-year extension. Ahead of his fourth year in the NFL, the Pro Bowl rusher was holding himself out of practices as of late to get a long-awaited extension. On Wednesday, that finally happened.

Buffalo general manger Brandon Beane -- during the second episode of Hard Knocks: Training Camp with the Buffalo Bills, which premiered Tuesday night -- made it clear he wants running back James Cook staying put,