The head of the FIA said Christian Horner’s future in Formula One is not yet settled, heightening debate after his sudden departure from Red Bull after a 20-year run. Horner returned in the paddock a year after being let go, sparking fresh speculation. Ben Sulayem said he is positive Horner will find a new role to the sport. Reports noted the planned departure was logged on the same day this week. The statements have kept fans and squads paying attention for any indication of a return for Horner.