It's hard to pick just a few key moments when the entire race was an emotional rollercoaster, but here are a few we think deserve to make the cut

Formula 1 heads back to Las Vegas this weekend with organizers hoping the second instalment of the sport’s regency in Sin City is a smoother affair than last year.

The Red Bull driver did enough to emerge from the final American race of the season with his fourth straight title. Plus, a dream weekend for Mercedes, and the team battle thickens.