Despite setting the fastest Formula 1 lap of the day, Max Verstappen feels he struggled to get "into rhythm" during Australian Grand Prix practice. With the second session affected by rain, the times from FP1 stood as the quickest of the day, with Verstappen's 1:18.790s enough to take top spot. The World Champion complained of braking and gear shift problems in the morning session and also suffered a high-speed spin at Turn 4. While saying the RB19 felt "good", Verstappen was far from pleased with his car. Verstappen's mixed day "The car felt good, as far as you can really…