Raiders hope offseason changes lead to stingier defense

Las Vegas Raiders head coach Jon Gruden watches during an NFL football training camp practice Thursday, Aug. 13, 2020, in Henderson, Nev. (AP Photo/John Locher, Pool)

Las Vegas Raiders quarterback Derek Carr (4) huddles with teammates during an NFL football training camp practice Thursday, Aug. 13, 2020, in Henderson, Nev. (AP Photo/John Locher, Pool)