Father: 'Sergey Sirotkin stronger than Robert Kubica'
Sergey Sirotkin's father says that the young Russian secured the Williams seat because he was "stronger" than Robert Kubica.
Jan 18, 18:14
Father: 'Sergey Sirotkin in running for Renault seat'
Sergey Sirotkin's father thinks that the 20-year-old Russian is in the running to step into a race seat with Renault for 2017.
Aug 4, 10:32
