The Lions and Chargers are the first two teams to open training camp and play the NFL's exhibition opener later this month in the Hall of Fame game.

The linebackers suffered significant casualties last season as well as a surprise offseason surgery. All that along with Alex Anzalone's contract status means there are a lot of uncertainties going forward.

In four years under Ron Rivera, the Washington Commanders routinely had one of the worst linebacking groups in the NFL. That's strange considering Rivera and former defensive coordinator Jack Del Rio were former standout NFL linebackers.