Lions sign S Gilchrist to help replace traded Diggs

The Detroit Lions signed free agent Marcus Gilchrist on Thursday, two days after trading fellow safety Quandre Diggs to the Seattle Seahawks.Gilchrist, 30, has 14 career interceptions in 123 games (98 starts) over eight NFL seasons. He had three interceptions while starting all 16 games for the Oakland Raiders in 2018.Gilchrist also has played for the San Diego Chargers (2011-14), New York Jets (2015-16) and Houston Texans (2017).