The Australian Grand Prix was another disastrous event for Lewis Hamilton as he failed to take the chequered flag. The seven-time world champion’s Mercedes suffered an engine failure that saw him pull off the track before the race reached half distance. Lewis Hamilton has entered the final year of his time with the Silver Arrows and commentating on the race for Sky Sports F1, David Croft and Martin Brundle were discussing his future replacement. Toto Wolff knows what an important decision he has to make given the team’s current trajectory. After winning so many championships together, Hamilton…