Wednesday's Formula 1 news roundup: Carlos Sainz, Lewis Hamilton, Ralf Schumacher

Sports Mole rounds up all of the latest news regarding Formula 1 on Wednesday, October 16.

Wednesday morning's headlines:

Lewis Hamilton urges more action over environmental issues The Mercedes driver made the comments in a series of posts to his Instagram story. Read more.

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McLaren in talks with F1 over 'invisible' Sainz

McLaren is having "several talks" with Formula 1 about how the team's cars have been covered in live television broadcasts of the grands prix in 2019. Read more.

Marko has 'very important' meeting with Honda Dr Helmut Marko had what he described as a "very important" meeting with Honda last Monday. Read more.

Renault system would be 'big advantage' - Ralf Schumacher Ralf Schumacher says Renault may have been getting a "big advantage" from an automated brake bias system that is now under FIA scrutiny. Read more.

Hamilton's 'why bother' posts not about F1 - Mercedes Even Mercedes is confused about Lewis Hamilton's latest social media posts. Read more.

Albon 'making good play' for 2020 seat - Horner Alex Albon appears to be in pole position to remain at Red Bull in 2020. Read more.

F1 agrees new deal for Miami race Formula 1 is trying once again to get a grand prix up and running in Miami. Read more.