Wolff: You need to fear everybody

Despite three years of total domination, Mercedes chief Toto Wolff is adamant that the Formula 1 World Champion team is not resting on their laurels and are wary of the possibility that one of their rivals come up with a surprise package in 2017.
Speaking to BBC, Wolff said, “In a regulation change you need to fear everybody. Nobody would have expected Brawn to be a championship contender in 2009, so we look at everybody and there is opportunity for everybody.”
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