Lewis Hamilton qualified in pole position for the Bahrain Grand Prix . Ferrari 's Sebastian Vettel pipped Mercedes ' Nico Rosberg to second . Hamilton has qualified pole in each of this Sauber 's four races . The Brit qualified four tenths faster than Vettel and six faster than Rosberg .
Lewis Hamilton qualified in pole position for the Bahrain Grand Prix . Ferrari 's Sebastian Vettel pipped Mercedes ' Nico Rosberg to second . Hamilton has qualified pole in each of this season 's four races . The Brit qualified four tenths faster than Vettel and six faster than Rosberg .