The DTM will drop option tires from its sporting regulations for 2015.It was announced during the Hockenheim weekend that just a single compound tire will be used next season, spelling an end to the DTM's option tire era.The decision comes as part of what will likely be a wider ranging...

Grip levels in the DTM need to be reduced to make the on-track action more exciting and prevent drivers turning into "machines," according to series boss Hans Werner Aufrecht.Timo Glock's victory at a rain-affected season finale last weekend led to Aufrecht, chairman of DTM promoter the ITR, saying that the...