Lewis Hamilton has questioned whether Pirelli's soft tyres are an appropriate selection for this weekend's Chinese GP after suffering extreme degradation during Friday's practice session.While Mercedes appear to boast frontrunning pace on the medium compound, the severe rate of tyre wear experienced by both Hamilton and Nico Rosberg - who had led a Mercedes one-two in Practice One - when using the softs threatens to wreck the team's hopes of repeating last year's victory at Shanghai. Nico Rosberg's Soft-Tyre Stint Lap One - 1:44.7Lap Two - 1:43.7Lap Three - 1:45.8Lap Four - 1:48.7Lap Five - 1:49.0Lap Six - 1:49.0.n "I did a couple of laps and the tyre just disintegrated,"...
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