The Mirror, rumour the bid was 100k.Brentford reject Rangers bid Brentford have rejected a bid from Rangers for Toumani Diagouraga. Former Bees boss Mark Warburton returned to his old club to try and snare the midfielder. However, the Championship club have turned now the approach from the Scottish giants. Diagouraga, 28, has featured 25 times this season for Dean Smith’s side and is one of the longest serving players at Griffin Park.