Lleyton Hewitt has crushed world No.7 Juan Martin del Potro to win the Kooyong Classic.
Hewitt breezed through the match in just 66 minutes, winning 6-1 6-4.The victory sent out a clear warning to his Australian Open rivals, especially Janko
Tipsarevic, the highly-ranked but injured player Hewitt meets in the first round.
From the start, Hewitt displayed vintage form, baffling Argentine del Potro with his sharp serving and crafty returns.
The Australian broke serve at will, surging through the first set in just 27 minutes with three breaks.
The 31-year-old seized an early break in the second set for a 2-0 lead but faced a brief fightback as the Argentinian claimed his first service break to trail 3-4.Hewitt steadied though and took the crucial break in the 10th game.
It was the second time Hewitt had played at Kooyong and his second title victory after winning the tournament in 2011.