Mercedes aim to press home advantage during final winter test
Wednesday 26 February 2014 15:34, UK
Mercedes' Nico Rosberg says the W05 must be '100% bulletproof' by the time the team reach Melbourne for the opening race of the 2014 F1 season.
The third and final pre-season test starts on Thursday morning in Bahrain. The Sky Sports F1 Online team will be providing live commentary from dawn until dusk on all four days, with live updates from trackside also on Sky Sports News.
