Lewis Hamilton and Nico Rosberg to renew their title battle in 2015 . The two Mercedes drivers are now tied on points with the German having won five races while Hamilton's tally is just one win from a possible six.
Lewis Hamilton and Nico Rosberg to renew their title battle in 2015 . Reigning champ Hamilton starts as championship favourite with Mercedes expected to boast clear advantage for second successive campaign . McLaren have endured difficult winter and face tough start to the season . Max Verstappen , 17 , will become youngest driver in grand prix history . Season gets underway at 5am on Sunday with the Australian Grand Prix .