Listen to the latest from the NFL as our Neil Reynolds and Jeff Reinebold preview free agency.
Video interviews with all the leading trainers ahead of this week's Cheltenham Festival.
Pictures from Dublin as Brian O'Driscoll bade an emotional farewell to the Ireland supporters.
Netball London Live served up a thriller as Storm beat Mavericks at the Copper Box.
Marouane Fellaini finally showed what he could do in a Manchester United shirt, writes Adam Bate.
Simon Lazenby acts as mediator as new Red Bull team-mates Sebastian Vettel and Daniel Ricciardo quiz each other.
For reigning World Champions Red Bull, F1 in 2014 is already proving to be a world apart from the established norm.
Sebastian Vettel has conceded that Red Bull aren't currently in a position to match the outright pace of the pre-season front-runners and first have to solve the "bigger problems" afflicting their RB10 in the lead up to Melbourne.
Sebastian Vettel has said it is "impossible" for him to have expectations of a fifth straight title this season given the problems Red Bull have been experiencing during testing.
Rachel Brookes discusses Red Bull's difficult pre-season, talk of a B-spec car and if Sebastian Vettel really threw a hissy fit in Jerez with Team Principal Christian Horner.
Red Bull have hit back at reports Sebastian Vettel threw a 'hissy fit' at the Jerez test where the team managed just 21 laps.
Renault's Rob White says "several steps forward" have been made in attempts to fix its power unit but accepts it is still "some weeks" behind schedule.
Sebastian Vettel has admitted that there isn't an easy fix for Red Bull's troublesome 2014 car, the RB10, despite an improved display from the World Champions on Thursday.
Sebastian Vettel insists there's no reason for Red Bull to panic, despite another day of struggle as pre-season testing resumed in Bahrain on Wednesday.
Red Bull said on Friday that they will take no further part in the Jerez test, ending a week of struggle for the World Champions as they try and make their new RB10 car reliable.
Red Bull and Sebastian Vettel were forced to end their running on day two of the first pre-season test in Jerez after just eight laps due to a 'Renault energy store problem'.
World Champion Sebastian Vettel says it is "impossible" to even guess what the pecking order will be at the start of the 2014 season after enduring a day of frustration in Jerez, as the start of F1's turbo era was marked by the conspicuous sound of silence on Tuesday.
Red Bull technical chief Adrian Newey has expressed safety fears over the new lower noses that have proved a striking feature on Formula 1 cars in 2014.
Red Bull have launched the car which they hope will lead them to a fifth straight World Championship ahead of the start of pre-season testing at Jerez.
World Champions Red Bull will reveal the car they will attempt to win their fifth straight title double with in 2014, the RB10, on Day One of the Jerez test on January 28.
The FIA have revealed the driver numbers for the 2014 season with Lewis Hamilton choosing '44' and World Champion Sebastian Vettel to be badged as number '1' having requested '5' for the duration of his career.
Sebastian Vettel has branded the decision to award double points in the final race of the season as "absurd".
Sebastian Vettel and Red Bull were officially crowned World Champions for the fourth successive year in Paris on Friday night at the FIA's annual end-of-season Prize-giving Gala.
Sebastian Vettel once again led the list of winners at the annual Autosport Awards in London on Sunday night.
Michael Schumacher has expressed his amazement at Sebastian Vettel's "shocking" scale of superiority over team-mate Mark Webber in 2013 and made it clear he would be happy for his countryman to eventually surpass his array of Formula 1 records.