ATLANTA (AP) _ Bang, you're gone.

Olympic badminton competition for Nigeria's Obigeli Olorunsola lasted just 10 minutes Friday.

That's all the time that Bang Soo-hyn of South Korea needed to beat Olorunsola 11-0, 11-0 and advance to the round of 16 in women's singles.

Just how quick was this victory? An average straight-set match last between 25-30 minutes, and the players usually go through at least four shuttlecocks. Bang and Olorunsola used just one birdie, and it was in the air a total of only 3 minutes, 41 seconds.

The average rally last just 6 strokes and none went longer than 13.

Bang, the 1992 silver medalist and third-seeded here, on Saturday will face Yasuko Mizui of Japan, a 11-4, 11-6 winner over Santi Wibowo of Switzerland Friday.

Defending champion Susi Susanti of Indonesia defeated Doris Piche of Canada, 11-1, 11-3, while top-seeded Ye Zhaoying of China defeated Fong Chan Chia Fong of Malaysia, 11-4, 11-1.

In men's singles, top-seeded Joko Suprianto of Indonesia defeated Jens Olsson of Sweden, 15-11, 15-12, and No. 3 Dong Jiong of China defeated Thomas Stuer-Lauridsen of Denmark, 15-6, 18-15.

In mixed doubles, Nick Ponting and Joanne Wright of Britain defeated Michael Keck and Karen Stechmann of Germany 15-10, 18-14.

There were no U.S. players in action.

Bang was runner-up to Susanti in Barcelona and won the prestigious All-England Championships this year.

A physical education student at Korean National University, Bang's father is Bang Chung-pyung, a popular comedian in her homeland.