Mercedes and Pirelli chiefs will have to explain themselves to the International Automobile Federation's (FIA) International Court on June 20 in Paris over a private test carried out in Barcelona last month.
Mercedes’ rivals Red Bull complained to FIA bosses about the tests once they came to light ahead of the Monaco Grand Prix just over two weeks ago.
The FIA announced the date of the hearing yesterday. The International Court will announce its' decision a day after the hearing.u00a0
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