Mumbai, Jan. 11 -- When Steve Smith worked a ball off a good length from Matt Henry to the square leg boundary, the MCG erupted and Australia were crowned World Champions for the fifth time in their history. At that moment, the host nation were ahead of the curve in the 50-over format; despite the subsequent retirements of Brad Haddin, Mitchell Johnson and Michael Clarke, it felt as though they were leaving behind a young, vibrant side that had plenty of success ahead of them....