While he fights for the Formula 2 crown, Isack Hadjar is keeping a watchful eye on developments as Red Bull evaluates its Formula 1 driver line-ups.Officially, Sergio Perez was confirmed alongside Max Verstappen at the Milton Keynes-based squad, while Yuki Tsunoda was announced as staying at RB and Liam Lawson is widely expected to be given a seat as he has been impressing lately as Daniel ... Keep reading