Jackson's absence doesn't appear to be a major concern, but it came out of the blue. He practiced Wednesday and played the entire way in a season opening win over the Cleveland Browns. Maclin, meanwhile, is running out of time to show coaches he can be a factor Sunday and sits out there as a possible game-time decision.
"I think we'll be OK there. They're both doing a lot better," Reid later said.
The Ravens defense is itching to see if it can duplicate Cleveland's constant badgering of quarterback Michael Vick, who tossed four interceptions in a tight 17-16 win. Taking away either of these top targets narrows Vick's chances for a bounce-back performance.
Follow Marc Sessler on Twitter @MarcSesslerNFL.