The Packers haven't revealed many facts on Lacy since the start. Outside of saying he was going in for testing on Sunday after a blow to the head, they have just said that he's "making progress" this week.
Fantasy impact: There is a very good chance that Lacy is going to sit out. Starks was the first Packer back to post over 100 rushing yards and he's shaping up to be a must-start option. The Packers have a ton of upside as an offense, so even though it'll be a pass-happy approach, Starks will still be worth starting in just about all leagues. Lacy should obviously remain owned in all leagues.
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