Tsunoda can't understand Red Bull: 'Don't know what more I can do'

The second Red Bull seat is once again the topic of conversation. Sergio Perez is contract to drive for Red Bull next season, but there is doubt about his future. Red Bull Juniors Liam Lawson and Yuki Tsunoda are two of the leading candidates. However, Tsunoda is unsure what more he can do to impress the likes of Christian Horner and Helmut Marko.