HENDERSON, Nev. – The Las Vegas Raiders have signed unrestricted free agent DT Vernon Butler, the club announced Wednesday.

 Butler joins the Raiders after spending time with the Buffalo Bills (2020-21) and Carolina Panthers (2016-19). The Panther’s 2016 first-round draft pick (30th overall) has appeared in 76 games with 19 starts over his career, recording 106 tackles (56 solo), eight sacks, three passes defensed, four forced fumbles and two fumble recoveries.

 In his two seasons with the Bills, Butler played in 24 games with 10 starts, totaling 29 tackles (11), one pass defensed and one forced fumble.

 A native of Summit, Miss., Butler played in 48 games with 28 starts at Louisiana Tech, finishing his collegiate career with 170 tackles, five sacks, three passes defensed, one forced fumble and two fumble recoveries. He earned All-Conference USA First Team honors as a senior in 2015 after posting 50 tackles, two passes defensed and one fumble recovery.

The Las Vegas Raiders have signed unrestricted free agent S Duron Harmon, the club announced Thursday.

 Harmon enters his 10th NFL season and first with the Silver and Black after making stops with the Atlanta Falcons (2021), Detroit Lions (2020) and New England Patriots (2013-19), who originally selected him in the third round (91st overall) of the 2013 NFL Draft. The 6-foot, 205-pound safety has appeared in 144 games with 62 starts in his career, totaling 305 tackles (228 solo), 21 interceptions, 38 passes defensed, one forced fumble and three fumble recoveries.

 Last season, Harmon started all 17 games with the Falcons, recording 64 tackles (42), two interceptions and five passes defensed.

 A native of Magnolia, Del., Harmon played four seasons at Rutgers (2009-12), appearing in 50 games with 27 starts. He earned All-Big East First Team honors as a junior and senior.