Hamilton "least confident" ever with Mercedes W15 F1 car in Australia
After his team made changes since the last race in Jeddah, the seven-time world champion said that the car felt the best it had ever felt at the start of FP1.However, following set-up adjustments, he reported that it got "worse and worse", and that ultimately in FP2 he felt the "least confident" he has ever been with the car. He finished the session in 18th place."I obviously don't feel great,