She stayed as joint leader with Kim on 13 under - three shots clear - only when Kim's putt from off the same green hit the pin and stayed out.
After Olson was outright or joint leader all day - briefly with Stanford at 13 under with four holes to play - she three-putted to end her championship with a career-best result.
Olson, playing in the group behind Stanford, had missed her tee shot left and couldn't get her second shot out of the gnarly rough. A par 4 would win, but she hooked her tee shot into the rough, and her third-shot approach was well below the pin.
Olson missed a six-foot putt for bogey on the 18th to force a playoff, while Stanford waited near the green signing autographs for dozens of young spectators.
"It's disappointing to finish like that", the 26-year-old Olson said after a round consisting of two birdies, three bogeys and the double-bogey. "I committed to every shot and did everything I could". She was able to celebrate in full after Olson's miscue, giving her her first major title in her 436th start and 76th major of her LGPA career. Sometimes things just catch you off guard.
Ko had five birdies and a bogey on the par-5 7th to charge to a final round bettered only by American Lizette Salas' six-under 65 to complete an outstanding finish with a pair of 67s over the weekend.
Stock On the Run: Canopy Growth Corporation (NYSE:CGC)
It represents a security's price that, if achieved, results in a trader recognizing the best possible outcome for his investment. Meanwhile, the company has average true range ( ATR ) of up to 3.39, which is a high-low trend in the stock market.
Seven-time LPGA Tour victor Kim Sei-young of South Korea is the nearest challenger lies at 12 under after a spotless 64, while American Mo Martin a further two shots back in third spot on 10-under.
While this was only Olson's second legitimate chance at a major title, it was all too familiar territory for Stanford, who lost in an 18-hole playoff to Hilary Lunke at the 2003 U.S. Women's Open.
Stanford followed an eagle at the 15th with a double-bogey at the next, with her hopes seemingly ended when she was unable to birdie the par-four last. "That's me. I've never given up".
Meanwhile, in her 18th year on tour, after a wild and tearful final few holes, Stanford became a major tournament champion early Monday (NZT).
"I know me very well and I did a bunch of stupid stuff", said Stanford, "but deep down I'm a fighter, I'm a grinder, and I've always been that".
Ernst made three birdies during a bogey-free round, Martin had three birdies and two bogeys and Kim carded three birdies, two bogeys and one double-bogey. American Jessica Korda (68) and South Korea's Inbee Park (71) were another shot back.
Incredible drone footage has captured the first aerial look at the solar observatory at the centre of alien conspiracy theories. It is still unclear what led to the evacuation and closure of the facility, which is typically open to the public.
Hunt explained that the BPS plastic is more stable, "but it induced similar effects on the process of making eggs and sperm". The study concludes that these "findings add to growing evidence of the biological risks posed by this class of chemicals".
In Jacksonville, a relentless band of heavy rain gutted buildings, drenched streets and left wildlife to battle the rising waters. This will cause devastating flooding across much of Onslow County with travel made impossible and many homes completely flooded.
Informal housing areas without running water have mushroomed and basic infrastructure has collapsed after years of neglect. Patients infected with cholera receive treatment in a polyclinic in Harare , Zimbabwe , on September 14, 2018.
The play-calling will be criticized, but the majority of plays were doomed from the start simply because the Seminoles' offensive. He was replaced by redshirt freshman Tommy DeVito , who threw for 177 yards and a touchdown.
Fulham on the other hand, remain in unsafe territory, just a few points separating them and the basement dwellers. And it's fair to say that the result is emphatic in favour of the great Barcelona side of 2011.
Super Typhoon Mangkhut was expected to hit an area in the Philippines on Saturday that would affect 5.2 million people. The homes of about 10 million were under watches or warnings for the hurricane or tropical storm conditions.
It's possible it was even closer than that, a testament to how evenly matched and well-prepared the two fighters were. Khan was impressed by the quality of the fight and lauded Canelo for his gameplan. "I think we controlled the fight".
Cooper said floodwaters were continuing to rise, and he urged evacuees to "stay put" until they received "the official all-clear". Hundreds of thousands of homes across North and SC are without power and tens of thousands of people are in emergency shelters.
Ronaldo Smashes 400-Club Goal Mark In Europe
In one of the most revolting scenes imaginable on a field of play, Costa leaned right in and gobbed into Di Francesco's mouth. Juventus , chasing an eighth successive Serie A title, have 12 points, three ahead of Napoli.
Wanda Barzee's Family Won't Take Her In Following Release
Barzee was treated at the Utah State Hospital for about five years following her arrest, and testified in 2010 against Mitchell. She added that Barzee was always a little vulnerable and that Mitchell was manipulative. "I am a Christian", she said.
Injuries: Roethlisberger expected to play vs. KC
Cornerback Joe Haden (hamstring) and guard David DeCastro (hand), who were both doubtful, will not play for Pittsburgh. Roethlisberger returned to the practice field on Friday and was listed as a full participant.
Ruth Davidson: PM job would risk my mental health
A year later she was diagnosed with clinical depression but the medication gave her "desperate, dark, bad dreams". But the 39-year-old today told The Sunday Times : 'You have to want it and I don't want to be prime minister.
Drink to old times
Microscopic traces of ancient starches extracted from the Raqefet Cave (left) are compared to starches replicated in the lab. The efforts put into producing the alcoholic beverage showed the importance of the drink in the Natufian culture, he noted.
North Carolina TV station evacuates due to rising waters
The city of 29,000 that's near the North Carolina coast is surrounded by two rivers on the east and south. "We all know that". Hours before the storm made landfall September 14, workers at New Bern's WCTI-TV NewsChannel 12 had to abandon their studio.
Hundreds rescued as Hurricane Florence pounds Carolinas
Emergency declarations were in force in Georgia, South and North Carolina, Virginia, Maryland and the District of Columbia. If confirmed by the National Weather Service, that would break the state record for rainfall from a tropical cyclone.
Kenyan Eliud Kipchoge smashes marathon world record in Berlin
Kenya's Eliud Kipchoge reacts after winning the Berlin Marathon setting a new world record on September 16, 2018 in Berlin . Amos Kipruto of Kenya was second in 2:06:23 with Kenya's Wilson Kipsang , the former world record holder, third in 2:06:48.