When Dallas Cowboys’ linebacker Sean Lee tore his ACL during OTAs this week, it caught the attention of everyone in the NFL.

The Detroit Lions are midway through their OTAs (organized team activities) in which no contact is allowed.

“For sure, we talked about it making sure we’re doing the best we can to take care of each other,’’ quarterback Matthew Stafford said. “This is a time of year where guys are full of energy, trying to make plays, trying to impress coaches and all that kind of stuff. You’ve got to make sure at the same time we’re taking care of each other and learning as we go.’’

Stafford said the coaches talk about it every day.

It’s up to the veteran leaders to make sure the rookies and others trying to make the roster don’t get too fired up and make contact when they shouldn’t.

The simplest way to make sure everyone is safe?

“Stay off the ground,’’ Dominic Raiola said.

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