An uncontrolled Caroline Wozniacki dazed world number one Simona Halep in straight sets as she raged into the last four at the WTA Finals on Wednesday.
The 27-year-old Dane broke Halep five times to win 6-0, 6-2 in only 63 minutes at the Singapore Indoor Stadium in the Red Group round robin.
6th seed Wozniacki additionally pounded Elina Svitolina in her opening match in Singapore, winning the last 10 diversions in transit to a 6-2, 6-0 triumph.
That count moved toward becoming 17 recreations in succession as Wozniacki, looking engaged and decided, won the initial seven against Halep, whose hang on the best positioning looks progressively unsteady.
Wozniacki, a previous world number one, softened three times up a practically immaculate first set, in which she served at 94 percent and made only two unforced blunders.
She scarcely let up in the second set as she proceeded to breathtakingly move the flummoxed Halep around the court, hitting the lines with accuracy.
Halep at long last got on the board right on time in the second set however she was softened up the fourth diversion and after that again on coordinate point, abdicating with a resigned forehand into the net.
Wozniacki is one of seven players in the eight-lady field who could complete the year as world number one by lifting the trophy on Sunday
It was a sharply baffling night for Halep, who just ended up noticeably world number one not long ago, and who was great in her opening triumph over Caroline Garcia.
The 26-year-old now ends up in a fight to achieve the semi-finals, and next plays Svitolina in a crunch coordinate on Friday.