Wolff: Mercedes still need 'crucial' answers about car upgrade
Toto Wolff says it is "crucial" for the development of Mercedes' 2027 car that they understand the full extent of their recent upgrade's potential after a "step in the right direction" at the Singapore Grand Prix.
Summary
Toto Wolff says it is "crucial" for the development of Mercedes' 2027 car that they understand the full extent of their recent upgrade's potential after a "step in the right direction" at the Singapore Grand Prix.
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