London E-Prix: Di Grassi leads Dennis in final practice

The Audi driver moved to the top of the leaderboard with his impressive 1m20.001s effort, posted during the final qualifying simulations runs, delivering a session-best final sector. 
That put the 2016-17 champion comfortably fastest over BMW Andretti driver Dennis by some 0.232s, the rookie celebrating his second Formula E victory on Saturday afternoon. 
That margin in di …Keep reading