Lacy always reminded me of the Colorado University mascot when he ran - and I wouldn't want to have to tackle that thing. My point is, other than endurance - and you can always give him breaks, I don't think playing at a higher weight hurts Lacy's performance.
Tell his ankles that.
Bud Adams told me the franchise he admired the most was the Kansas City Chiefs. Then he asked for more hookers and blow.