Nico Hulkenberg left red-faced after Gabriel Bortoleto prank at United States GP
Young Audi driver Gabriel Bortoleto played a prank on his team-mate Nico Hulkenberg as the pair walked out in front of thousands of fans at the Circuit of the Americas. With both drivers walking out to cheers from the Austin crowds, the Brazilian pulled down his team-mate's trousers. Videos of this moment have gone incredibly viral, showing Hulkenberg making his way onto the stage on Friday ... Keep reading