Hamilton given 5 place grid penalty for an unauthorised gearbox change, he finished 3rd but will start from 8th in Austria.
http://www.bbc.co.uk/sport/formula1/40535533
And according to the gossip columns, Mercedes looking to ditch Bottas at the end of the season and replace him with some unknown Spanish driver called Fernando Alonso. Oh no, wait, they drove together at McLaren. If that move DOES happen, then the real fight won't be between Mercedes and another team, it will be who is more aggressive out of Fernando and Lewis.