Bears running back Matt Forte suffers an ankle injury, which could cause him to miss multiple weeks.
Michael Bush should get more carries, and Devin Hester will become more involved in the short passing game.
The Patriots' Aaron Hernandez sprains his ankle early in a loss to the Cardinals and could be sidelined until midseason.
Temporary fill-ins include Baltimore's Dennis Pitta, New York's Martellus Bennett and Minnesota's Kyle Rudolph.
Reserve running back Jackie Battle gains 69 yards and scores two touchdowns in the Chargers' win over the Titans.
You may not want to pick up Battle, but this is a green light to send Ronnie Brown and his 13 yards on nine carries to the waiver wire.
The Rams' Steven Jackson suffers a hamstring injury and Daryl Richardson gains 83 yards against the Redskins.
The seventh-round rookie might be worth a bench spot, but subtract his big 53-yard run and you get 30 yards on 14 carries.
The speedy and involved slot receiver broke off a 50-yard score on an Andy Dalton pass and now has 10 catches for 142 yards.
Not a starter? Not a problem. Arian Foster's understudy ran for 74 yards and scored twice.
Ryan Tannehill's favorite receiver caught nine balls for 111 yards and has been targeted 20 times in two games.
There are better uses of a roster slot than someone who in two games has five touches for a total of 41 yards from scrimmage.
His comeback ride hit a speed bump with a dismal 22 yards on nine touches against the Bills.
He has 18 runs for 22 yards and two lost fumbles this year, including a big one that nearly lost the New England game.
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