Hamilton dominates Russian GP second practice session

Defending world champion Lewis Hamilton staged a strong comeback as he outpaced Ferrari's Sebastian Vettel to finish fastest in the second practice session of this weekend's Russian Grand Prix.

The 31-year-old Briton, who clocked his best lap in one minute and 37.583 seconds, was six-tenth of a second of a second quicker than Vettel, who suffered an electronics failure in his Ferrari, Sport24 reported.

Meanwhile, Nico Rosberg, who topped the first practice session, finished third ahead of Kimi Raikkonen.