By sacking Christian Horner, Red Bull has made a big change to try to return to F1 winning ways. But there are other steps it must take, too

There are no guarantees Max Verstappen will stay with Red Bull despite Christian Horner being sacked, it has been claimed. Red Bull’s decision to sack Horner, who had been at the helm of the Milton Keynes squad since their 2005 debut, sent shockwaves throughout the F1 world last week.