Mercedes may be playing down the dispute between their drivers but Nico Rosberg still wants clarity from Lewis Hamilton on their first corner scrap at the US Grand Prix. And the German insists losing the 2014 title in Abu Dhabi was more painful than this year's championship. (Autosport.com) 
Jenson Button's wait to use the updated Honda engine goes on as McLaren tries to diagnose why teammate Fernando Alonso's power unit on the new model failed in the closing stages of another frustrating grand prix for the team. (Motorsport.com) 
Sebastian Vettel asks the obvious question about his championship hopes and Daniel Ricciardo is warned about "going bananas" in the best of race radio from the US Grand Prix. (Formula1.com)