GAINESVILLE, Fla. (AP) — Florida coach Urban Meyer says quarterback Tim Tebow had his best practice of the week Thursday, but the top-ranked Gators still aren’t sure the Heisman Trophy winner will be cleared to play against No. 4 LSU.Meyer says team doctors want to see how Tebow reacts to the flight from Gainesville to Baton Rouge on Friday, along with other things, before clearing him to play Saturday night in the showdown between unbeaten Southeastern Conference teams.Meyer says: “There’s all kinds of things they’re still looking at.”Tebow practiced Tuesday for the first time since sustaining the first concussion of his career Sept. 26 against Kentucky. He was hospitalized overnight, and there has been much speculation about whether he will return against the Tigers.If Tebow does not start Saturday, sophomore John Brantley will start in his place.The Tigers and the Gators kickoff Saturday night at 7:06 p.m. in Tiger Stadium. The game will be televised on CBS.- – – – Contact The Daily Reveille’s sports staff at [email protected]