D'Arcy Waldegrave: Sportstalk host on Liam Lawson's controversial exchange with Sergio Perez at the Mexican Grand Prix - Heather du Plessis-Allan Drive

Kiwi F1 driver Liam Lawson has apologised for flipping the bird at Sergio Perez during the Mexican Grand Prix.

Lawson and Perez got into a wheel-to-wheel battle on the 19th lap - that quickly turned heated.

Sportstalk host D'Arcy Waldegrave unpacks the controversy here today.

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