NEW DELHI: The "incredible talent" of uncapped fast bowler Spencer Johnson will make him one to watch on Australia's next white-ball tour of South Africa, according to Mitchell Marsh, the nation's new Twenty20 captain.Pat Cummins, the one-day captain, is out with a fractured wrist but is anticipated to be back for the World Cup in October, so Marsh will captain Australia in three Twenty20 and five 50-over matches against South Africa beginning next week.Left-arm quick Johnson, power-hitter Matthew Short and left-arm seamer Aaron Hardie have all earned maiden...