Penalty-killing struggles persist, but the Blue Jackets outscored their defensive liabilities once again: 5 takeaways.

During the first two months of the season, captain Nick Foligno frequently has mentioned how the Blackhawks don’t properly understand ‘‘situational play’’ and the dynamics of momentum.

Connor Bedard scored, but was on the ice for four of Columbus’ goals. “He can’t score one and give up two, right?”