Championship leader Nico Rosberg insists he is not worried about racing on 'a Hamilton track' this weekend in Hungary.
Alexander has spent the past two seasons in the role of reserve driver for the Caterham F1 Team.
According to Autospring, Max Verstappen has decided to team up with Mercedes.
The unpopularity of the Hockenheim race should be ringing alarm-bells for F1.
Two top teams have admitted they considered lodging a protest against Mercedes at the German Grand Prix.
Niki Lauda slammed the cars produced by Mercedes' grandee rivals in 2014.
Niki Lauda has criticised Williams, in the wake of female driver Susie Wolff's Friday morning appearances at Silverstone and Hockenheim.