Christian Horner and Helmut Marko appear to be the senior figures responsible for driver decisions at Red Bull. The team’s ownership will naturally have an input too and were no doubt involved in the meetings that led to the departure of Daniel Ricciardo. RB confirmed on Thursday that Ricciardo had lost his drive with immediate effect. Liam Lawson will replace him for at least the final six races of 2024. Horner has long been an ally of Ricciardo, while Marko has pushed for Lawson. The Austrian says that Red Bull shareholders wanted the team to promote young talent again. In this instance, Mar…