FRIDAY 17 MAY
Lotus team principal Eric Boullier said Pirelli's decision to change the tyres from the Canadian Grand Prix was "frustrating".
Full story: Lotus
Both Lotus and Ferrari have criticised Pirelli's decision to change the tyres from the Canadian GP
Following Boullier's criticism, Lotus tweeted a joke picture of Pirelli's new, harder tyres.
Full story: Lotus on Twitter
It has been reported that most F1 teams cannot afford to pay the prices quoted by engine manufacturers for next year's new turbo V6 engines. It was announced on Thursday that Honda will supply McLaren engines from 2015.
Full story: Motorsport
Mercedes say it cannot rely on Monaco's lack of overtaking opportunities to take victory in the principality next weekend. The team has secured pole position at the last three races, but lost the lead following extreme tyre wear on race days relative to other teams.
Full story: Autosport