Bears' defense is becoming a nightmare unit for NFC North during training camp

Chicago Bears | Kamil Krzaczynski-Imagn ImagesAll the focus has been on the struggles on the offensive side of the ball, but not enough credit is being given to how the defense has played. From their tight coverage to creating turnovers, Bears defensive coordinator Dennis Allen has this unit rolling.

ESPN Bears beat reporter Courtney Cronin shared her observations on how the defense performed in Tuesday's practice, particularly in dominating the two-minute drill.

"The defense had the edge during Tuesday's two-minute drill when the first-, second- and third-team offenses struggled to move the ball. Down five with 54 seconds remaining from their own 47-yard line, Williams was sacked on third…