While Rolando McClain was on the practice field, it was Ricky Brown who looked to be working with the first team at middle linebacker Thursday, beat writer Steve Corkran reports.
Defensive tackle Richard Seymour, rested with a sore knee Wednesday, was back on the field. It appeared Johnnie Lee Higgins (ankle) was not practicing, meaning the Raiders are one day closer to having Nick Miller return punts against Denver.
Ball security will be important Sunday with heavy rains predicted through the weekend.
More to come later . . .