The Detroit Lions have handed out their first significant contract extension of the offseason, inking linebacker Derrick Barnes to a three-year contract worth $

Detroit Lions linebacker Derrick Barnes agreed to a three-year, $25.5 million contract extension with $16 million of the deal fully guaranteed at the signing, multiple media outlets reported Friday.

The Detroit Lions have signed linebacker Derrick Barnes to a three-year, $25.5 million contract extension, according to a report from ESPN's Jeremy Fowler. The new contract includes $16 million guaranteed.