"Kareem Coplenad, NFL.com: “A source who has spoken with Forte told NFL.com and NFL Network’s Ian Rapoport the running back has suffered a high ankle sprain, but the Bears do not have a clear timetable for his return. Forte’s availability will depend on his pain tolerance, the source said.”Simon Samano, USA Today: “A source close to Forte told NFL Network’s Ian Rapoport on Friday that Forte has suffered the dreaded high ankle sprain, adding that the Bears have no timetable on Forte’s return.”Michael David Smith, Pro Football Talk: “The injury that knocked Bears running back Matt Forte out of Thursday night’s loss to the Packers is likely to knock him out of more games as well. Although a more thorough diagnosis is likely to come today, the Bears believe Forte suffered a high ankle sprain, ESPN’s Adam Schefter reports.”Sporting News: “Matt Forte, the Chicago Bears’ leading rusher the past four seasons, has a high ankle sprain, which likely will sideline him several weeks, according to Adam Schefter of ESPN.”CBS Sports: “The Bears believe the injury that knocked Matt Forte out of Thursday’s game is a high-ankle sprain.”...Then there is the most respected, father of sports medicine, world renown Lovie "the Medical frontier" Smith's lendary diagnoses- "has some soreness"