Rosberg completes a clean sweep for Mercedes, but his lead is far from comfortable.
Nico Rosberg heaped praise upon his Mercedes team after topping the timesheets in practice for the Hungarian Grand Prix.
Hamilton crashed out early in FP2, but he's happy with Mercedes' practice pace in Hungary.
Can Grosjean take Haas into Q3 for the first time in Hungary?
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Thursday's team test at Mid-Ohio Sports Car Course was a busy one for the Verizon IndyCar Series field.
For the first time since 2013, someone who isn't Lewis Hamilton topped a practice session in Hungary.
Hamilton heads up a Mercedes one-two as times tumble in Budapest.