NEW : Kubica say Kubica `` much better '' after his rally crash . Robert Kubica required the night emergency operation to his right hand and arm . Surgeon claims it will be next month before it is known if surgery fully successful . Kubica badly hurt in rallying crash . His team defend the Pole 's decision to race in a motor rally .
NEW : Kubica say Kubica `` much better '' after his rally crash . Robert Kubica required the night emergency operation to his right hand and arm . Surgeon claims it will be next month before it is known if surgery fully successful . His team defend the Pole 's decision to race in a motor rally .