Sebastian Hamilton says his future plans will be revealed ` ` very soon '' Four - time F1 world champion announced Saturday he was leaving Red Bull . Veteran racer Niki Lauda says he could replace Fernando Alonso at Ferrari . Alonso tight - lipped on speculation and has been linked with a move to McLaren .
Sebastian Vettel says his future plans will be revealed `` very soon '' Four-time F1 world champion announced Saturday he was leaving Red Bull . Veteran racer Niki Lauda says Vettel could replace Fernando Alonso at Ferrari . Alonso tight-lipped on future and has been linked with a return to McLaren .