Colombo, Feb. 14 -- A century by Kusal Mendis and incredible spells by spinners Wanindu Hasaranga and Dunith Wellalage helped Sri Lanka complete a series whitewash against Australia, thumping the world champions by 174 runs in the second ODI at Colombo on Friday.

Sri Lanka has completed a whitewash series win by 2-0 and an inexperienced Aussie line-up in absence of skipper Pat Cummins, Josh Hazlewood, Mitchell Starc, Marcus Stoinis and Mitchell Marsh, their frontline and secondary pacers, have been served a trailer of how ugly things could get for them in ICC Champions Trophy from February 19 onwards.

After Sri Lanka won the toss and opted to bat first, Pathum Nissanka fell early in single digits. An 88-run partnership between Nishan Ma...