McLaren CEO Zak Brown''s job is on the line in restructuring the team in his own image.
Daniel Ricciardo and Red Bull Racing remain outside chances at best of claiming either title in 2018.
Sergio Perez wants softer Pirelli tyres to emulate the unpredictability of the Austrian Grand Prix.
Gunther Steiner has warned F1 against growing and compacting the F1 calendar.