Las Vegas Raiders running back Devontae Booker (34) on the field for practice at 2020 Training Camp. It didn’t take long for the Las Vegas Raiders to lose someone on defense this week. Lamarcus Joyner says he has a better hold of the slot cornerback position heading into his second year with Las Vegas Raiders. Las Vegas Raiders cornerback Keisean Nixon (22) and defensive back Damarious Randall (23) on the field for practice at 2020 Training Camp. Good article, for the record, Joyner said Littleton was a “must get” not a “musket”. So, it's almost like you're a cover guy and a linebacker, so you definitely have to be technique and fundamentally sound to rack up those tackles and execute.". Las Vegas Raiders wide receiver Hunter Renfrow (13) on the field for practice at 2020 Training Camp. The Raiders gave Joyner a four-year $42 million contract in 2019. You May Also Like: Can Raiders Secondary Makeover Yield Results in 2020? A slice of camp life told in the words of the linebacker out of Clemson. General Manager Mike Mayock and Gruden have added depth at every crucial position, not just deeper on the roster, but at the starting positions. Regardless, Gruden told reporters Friday that the defense needed to be ready to clobber opponents one month from today. A Las Vegas Raiders helmet on the field for practice at 2020 Training Camp. Las Vegas Raiders offensive lineman Eric Kush (69) on the field for practice at 2020 Training Camp. Las Vegas Raiders defensive tackle Johnathan Hankins (90) on the field for practice at 2020 Training Camp. Joyner was replaced on the field by Amik Robertson. The Raiders leading solo tackler in 2019 was linebacker Tahir Whitehead with a total of 79 — not great. Joyner was good in run support but had a hard time keeping up with opposing receivers. Joyner knows he struggled at times last season and didn’t point fingers at anyone. Las Vegas Raiders fullback Alec Ingold (45) on the field for practice at 2020 Training Camp. He thinks the linebacker will help all be in a better position to make plays. However, it didn’t turn out to be the case and the defensive back struggled in his first year with the Silver and Black. Las Vegas Raiders linebacker Javin White (53) on the field for practice at 2020 Training Camp. It doesn’t seem likely now but it may be possible down the stretch. Las Vegas Raiders defensive end Arden Key (99) on the field for practice at 2020 Training Camp. Las Vegas Raiders defensive end Kendal Vickers (78) and defensive end Carl Nassib (94) on the field for practice at 2020 Training Camp. Las Vegas Raiders tight end Nick Bowers (49) on the field for practice at 2020 Training Camp. Las Vegas Raiders players head to the field for practice at 2020 Training Camp. Las Vegas Raiders cornerback Trayvon Mullen (27) on the field for practice at 2020 Training Camp.