Zverev has routinely been anointed as the flag-bearer for the next generation, but again failed to live up to his reputation and has now missed out on making the last 8 of a major for the 14th time in 15 attempts.
Raonic dropped the opening game but then rebounded by winning the next eight. So Dayana Yastremska, an 18-year-old from Ukraine, found herself wiping away tears as she walked to the net. Then he tossed it.
Champion Naomi Osaka performed poorly and was down with a 4 - 1 in the second set.
"Of course I'm happy with how I fought", Osaka told reporters after booking her second last 16 appearance in Melbourne after last year's run. "For me, it was very fun". "I know that I can challenge good players and I can win".
Serving to level the match, Osaka fended off a break-back point with a brilliant forehand volley after a long, tense baseline rally. He'll next play either No. 11 Borna Coric or No. 28 Lucas Pouille in the quarterfinals. Aryna Sabalenka and Naomi Osaka are my favorite players on the WTA tour. "She's ready, I'm ready, and let's do it".
Fourth seed Osaka emerged from an error-strewn 1st set against crafty Latvian Anastasija Sevastova to win 4-6, 6-3, 6-4.
Trump, via video, to address projected March for Life gathering of 100,000
One marcher said she had an abortion when she was 15 but had been opposed to abortion ever since the birth of her first daughter. Wade Supreme Court decision. "We've got a record of extraordinary progress on the right to life", the vice president said.
She is bidding for an eighth trophy at the Australian Open and record-tying 24th Grand Slam title in all.
Osaka revealed she was inspired by the success of Stefanos Tsitsipas, saying: "I was watching all these kids winning". She has been especially dominant on the return, picking up average of two breaks per set.
The victor of the Williams-Halep contest will meet seventh-seeded Karolina Pliskova, who beat Garbine Muguruzu 6-3, 6-1 in an hour and is on a nine-match winning streak.
The 2016 U.S. Open runner-up and No. 7 seed eliminated 27th-seeded Camila Giorgi 6-4, 3-6, 6-2.
Top seed Simona Halep had the odds stacked against her ahead of the Australian Open but the Romanian proved her title credentials with a breezy 6-2 6-3 third-round win over multiple Grand Slam victor Venus Willliams on Saturday. But I think at the same time she's always deep in a slam.
But she looked headed for the exit when she conceded the first set and was down 4-1 in the second before she won five straight games to force a decider.