Follow all the action from the second practice session of the Russian Grand Prix weekend.
- Button: 'Miscommunications' delayed McLaren extension
- Alonso reaffirms McLaren commitment through to 2017
- Alonso knew team radio would be broadcast - Raikkonen
- Red Bull quit threats are 'odd' - Hamilton
- Alonso radio outburst shows he cares - Button
- Verstappen 'not afraid' for F1 future amid quit threats
- Year-old Ferrari engine better than Renault - Ricciardo