TITLE RACE: What Hamilton needs to do to clinch 6th drivers' crown in Austin

Despite winning the race last time out in Mexico, it wasn't quite enough for Lewis Hamilton to secure a landmark sixth drivers' title. However, it does leave him very much on the brink heading to Austin this weekend - here's why he's odds-on to do it, and why it's win at all costs for Mercedes team mate Valtteri Bottas...