With preseason action about to get going in earnest, Elliot Harrison sorts through the NFL hierarchy -- and sees trouble ahead for the New England Patriots. Who has risen to take their place?

The Cincinnati Bengals signed quarterback Terrelle Pryor on Sunday. The signal-caller will battle for a roster spot with AJ McCarron and Josh Johnson behind starter Andy Dalton.

Tony Moeaki was a third-round draft pick by the Kansas City Chiefs in 2010, but injuries have clouded the pass-catching tight end's NFL career. Moeaki was waived/injured by the team Saturday.