Merc star happy with progress but cautions against over-optimism
Thursday 30 January 2014 18:49, UK
Mercedes' Lewis Hamilton says that Red Bull's miserable start to 2014 winter testing has served to underline just how difficult Formula 1's regulation overhaul is to master for the entire grid.
Feeling very positive after these tests and every day on track is another step forwards!
- Lewis Hamilton (@LewisHamilton) January 30, 2014
The Sky Sports F1 Online team will be providing live commentary of all three winter tests, with live updates from trackside also on Sky Sports News.