Are Merc ready to deliver? Just how bad will it be for Vettel? And could Williams really win Down Under?
With an underperforming car and a new team-mate, Sebastian Vettel faces a new reality in 2014.
Your essential rundown of all that's different in 2014 - the drivers, venues, cars, rules and points scoring.
Follow the latest from the written press with the best gossip and speculation from the papers.
Listen to the latest from the NFL as our Neil Reynolds and Jeff Reinebold preview free agency.
Matt Duchene and Ryan O'Reilly each had a goal and an assist to help Colorado Avalanche beat the Chicago Blackhawks 3-2.
Belfast Giants moved 25 points clear at the top of the Elite League as they returned to winning ways with a 4-1 victory over Nottingham Panthers at the Odyssey Arena.
Dallas Stars centre Rich Peverley will sit out the remainder of the NHL season after collapsing on the team bench during a game.
A day after Rich Peverley collapsed on the bench, the Dallas Stars claimed a 3-2 victory over the St Louis Blues virtue of an overtime winner from Jamie Benn.
Dallas Stars forward Rich Peverley is recovering well in hospital after collapsing from a cardiac problem suffered during an NHL match on Monday.
The NHL clash between the Dallas Stars and Columbus Blue Jackets was called off when Rich Peverley collapsed on the bench.
Henrik Lundqvist recorded his 300th NHL victory and 49th shutout win as the New York Rangers beat the Detroit Red Wings.
Chris Blight scored the winning penalty as Sheffield bounced back from their thumping by Hull to beat Elite League champions Belfast 5-4.
Second-placed Sheffield Steelers suffered a shock 5-1 defeat to Hull Stingrays in the Elite Ice Hockey League.
Antti Niemi shut out the Montreal Canadiens for the second time this season as the Sharks secured a vital 4-0 win in San Jose.
Roberto Luongo made a winning return to Florida colours as the Panthers recorded a 2-0 win over the Buffalo Sabres on Friday night.
Belfast Giants had to come from two goals down to extend their winning streak to 16 games with a 5-4 triumph over the Cardiff Devils on Friday night.
Nathan MacKinnon broke one of Wayne Gretzky's old records with a point in his 13th straight game during Colorado's 3-2 overtime win against Detroit.
Sheffield claimed their third straight Elite League win with a 4-0 thrashing of Dundee Stars.
The New York Rangers made the biggest move on NHL Trade Deadline Day as they secured Tampa Bay Lightning captain Martin St Louis.
Tyler Bozak scored twice to spoil Martin St Louis' New York debut and lift the Toronto Maple Leafs to a 3-2 victory over the Rangers at Madison Square Garden.
Stephen Gionta scored with just 37 seconds left to lift the New Jersey Devils to a 4-3 victory over the Detroit Red Wings.
Veteran defenceman Jonathan Weaver scored the only goal as Nottingham Panthers returned to winning ways with a 1-0 win over Cardiff Devils.
Lindy Ruff celebrated his 600th NHL victory as a coach after the Dallas Stars beat his former team, the Buffalo Sabres, 3-2.
Runaway leaders Belfast Giants extended their winning run to 17 games courtesy of a 4-1 victory at Coventry Blaze on Sunday night.