The third episode of the five-part show airs tonight at 9 p.m. on HBO and Max, and stream live on Max. Running back James Cook signed a four-year extension since the second episode aired and Buffalo is coming off a 38-0 loss to the Chicago Bears in their second preseason game.

Episode 3 of ‘Hard Knocks’ gave fans a deeper, more candid look at the Buffalo Bills' training camp, and James Cook signed his big contract extension.

The Buffalo Bills were back at it again on HBO's "Hard Knocks." It was the third episode of the NFL's offseason program for the team and there were many behind-the-scenes looks given to fans. Did you miss the bits from it? Maybe miss something?