The raft of changes that Formula One has seen since 2001 have reduced the quality of drivers, says Fernando Alonso.
After a miserable final few years in F1, Jenson Button is enjoying racing again with Super GT and WEC success.
Andrea Dovizioso won the Valencia Grand Prix but there was further concern for Marc Marquez as he crashed in the rain.
A fifth-place finish at the Rally Australia was enough for Sebastien Ogier to win a sixth straight championship.
Another shoulder injury marred Marc Marquez's qualifying in Valencia but he was happy with fifth given the pain he was dealing with.
Marc Marquez damaged his left shoulder after a crash during qualifying as Maverick Vinales took pole in Valencia.
The Sauber Junior Team will have drivers across Formula 2, Formula 3, Formula 4 and the Italian Formula 4 Championship next year.
Vietnam will host grands prix from 2020 but Lewis Hamilton would prefer to see more F1 races in places like England, Germany and Italy.
Esteban Ocon angered Max Verstappen on Sunday and his response suggested the Dutchman lacks the maturity to rival ruthless Lewis Hamilton.