Dan Campbell shouldered the blame for poor clock management on Sunday.
The Detroit Lions head coach took responsibility after the team squandered a scoring opportunity just before halftime in a 20-16 loss to the Tampa Bay Buccaneers.
"I asked for improvement from last week was the story, and we did improve. And their coach cost them -- their head coach cost them this one," Campbell said, via ESPN's Eric Woodyard. "So, critical error to end the half, and 100 percent on me. We improved. There's areas we've got to continue to improve on, but it's not OK.