Rams running back Benny Cunningham was a late addition to the injury report due to a knee injury. He was a limited participant on Thursday. Cunningham has scored a touchdown in each of his past three games. He caught five passes for 46 yards and a score Week 7.
Linebacker Jo-Lonn Dunbar, who was questionable with a thigh injury, is among the injured Rams cleared to face the Seahawks. He has 20 tackles in five games. Also suiting up are defensive tackle Alex Carrington (knee), center Barrett Jones (back) and running back Chase Reynolds (thigh).
Rams defensive end Chris Long will undergo surgery on his injured ankle and will miss at least a few games, coach Jeff Fisher said. He had played 95 straight games. William Hayes will fill in starting Sunday at Tampa Bay.
Cardinals defensive end Calais Campbellpracticed in a limited capacity Thursday, according to the team's official website. He has missed the last two games after suffering a Grade 2 MCL sprain against Denver in Week 5. Campbell, who practiced for the first time since the injury, told reporters earlier in the week that he's hopeful of playing Week 8 against Philadelphia.
Cardinals running back Andre Ellington was limited in Wednesday's practice with foot and rib injuries, the team said. He wasn't in a walking boot, which coach Bruce Arians called "a nice thing for a Wednesday."
Cardinals linebacker Daryl Washington has been suspended for the entire 2014 season for violating the league's substance-abuse policy. He was suspended four games last season for violating the same policy.