Pittsburgh Steelers running back Najee Harris revealed Sunday that he has been dealing with a Lisfranc sprain in his left foot for roughly a month.When the injury happened in practice on Aug. 1, head coach Mike Tomlin downplayed the incident by saying Harris' “foot got stepped on.”Clearly the injury was a bigger deal than Tomlin let on, but the Pro Football Docs are not downgrading Harris' season SIC score because he should be ready to go Week 1.Najee Harris revealed after the game that he had been out with a sprained Lisfranc injury. Said recovery time is 4-6 weeks and he just passed four weeks.I never did 'just' get my foot stepped on, Harris said of the injury he sustained early in camp.— Joe Rutter (@tribjoerutter) August 29, 2022 Najee Harris - SIC score 95The second-year running back played for first time in preseason last Sunday and acknowledged after the game that he felt rusty.Harris rushed four times for 10 yards and caught three passes for 11 yards. He also hurdled a Lions defender.You know football is back when Najee Harris just jumped over a fully grown man. pic.twitter.com/LxYUyLUPFB— Sidelines - Bama (@SSN_Alabama) August 28, 2022 The 24 year old finished with 1,200 rushing yards and 7 rushing touchdowns plus 74 catches for 463 yards and 3 touchdowns in his rookie season.Pittsburgh opens their schedule on the road against the Bengals on Sunday, Sept. 11.Star pass rusher T.J. Watt suffered a low-grade MCL sprain in the preseason finale on Sunday, but the Pro Football Docs believe he has a chance to play Week 1.