Sports Mole rounds up all of the latest news regarding Formula 1 on Friday, October 4.

Friday morning's headlines:

Russian DTM track denies Formula 1 race talks
The boss of a Russian racing circuit located north of St Petersburg has denied it could be in the running to join the Formula 1 calendar. Read more.

Mercedes, McLaren deny report about Norris
Mercedes and McLaren have denied reports about the management of Lando Norris. Read more.

Kubica sponsor demands Williams explanation
Robert Kubica's sponsor officially demanded that Williams explain why the Pole retired from the Russian GP. Read more.

Liberty says no 'serious' talks with new F1 teams
Liberty Media has officially played down the hopes of multiple teams that reportedly want to enter Formula 1. Read more.

Red Bull 'more behind than it seems' - Verstappen
Max Verstappen thinks he is "two tenths faster" than top F1 drivers Lewis Hamilton and Charles Leclerc. Read more.

Hulkenberg confirms talks with Alfa Romeo boss
Nico Hulkenberg has confirmed that he has been in contact with Alfa Romeo boss Frederic Vasseur. Read more.