(AP Photo/Rob Griffith)

MELBOURNE, Australia (AP) He upset Rafael Nadal at Wimbledon, and followed up Sunday by beating the guy who ousted Roger Federer at the Australian Open. Next up for Nick Kyrgios is a quarterfinal against Andy Murray at Melbourne Park.

It's about to get very noisy on Rod Laver Arena.

The 19-year-old Kyrgios came back from two sets down and saved a match point to beat Andreas Seppi 5-7, 4-6, 6-3, 7-6 (5), 8-6, becoming the first Australian man to reach the last eight in the national championship since Lleyton Hewitt in 2005, and the first male teenager since Federer in 2001 to reach two Grand Slam quarterfinals.

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