Did Bengals improve at slot receiver this offseason?

ESPN.com | May 22, 2015

CINCINNATI -- It's that time of year. You know, that time when NFL offseason grades and rankings lists are all the rage.

Earlier this week, as a special for ESPN's Insider's team, Scott Kacsmar of Football Outsiders broke down the remaining weaknesses each team in the AFC North failed to address after free agency and the draft. His big takeaway for the Cincinnati Bengals?