The Cleveland Browns' 34-27 loss to the Cincinnati Bengals Sunday carried a lot of lessons for this young team, some positive and others maddeningly predictable. The Browns' two key rookies, QB Brandon Weeden and RB Trent Richardson, showed marked improvement in their second outing, giving a much-needed boost to an offense that floundered last week against Philadelphia. But the absence of CB Joe Haden on the defense allowed the Bengals to pick on the Browns' young secondary. Combined with mental lapses, poor tackling and heavy penalties, the Browns just couldn't keep up. Here are five lessons from the Week 2...