Ryan Moore was one of a string of players including Bubba Watson, Justin Thomas and Daniel Berger who were in the running for the final berth.
Rory McIlroy rolled in a 15-foot putt at East Lake's par-four 16th to beat American Ryan Moore on the fourth playoff hole.
Palmer ranked among the most important figures in golf history, and it went well beyond his seven major championships and 62 PGA Tour wins.
"We are deeply saddened by the death of Arnold Palmer, golf's greatest ambassador, at age 87," the USGA said on Twitter.
Anirban Lahiri had five birdies and an eagle and three bogeys in his 67. That took him 10-under 203 for 54 holes.
Holders Europe have won three consecutive Ryder Cups, and eight of the last 10, through a mixture of shrewd captaincy and team chemistry.
Aditi Ashok, 18, is playing her first season as a professional, bounced back from a first round 74 to bring in cards of 67, 75 and 69.
Davis Love made the comments ahead of next week's event against Europe at Hazeltine in Minnesota.
Fog had caused nearly seven hours of loss on day one and two and a further three-hour suspension forced organisers to cut the tournament to 54 holes.
Dustin Johnson carded a three-under-par 67 to take one-stroke lead over Kevin Chappell at Tour Championship.
Aditi Ashok, who won the Ladies European Tour Qualifying School, was lying tied third and was three shots behind the leader, Azahara Munoz (72-66).
Other than Rahil Gangjee, Himmat Rai is the only other Indian of the seven who started this week.
Rory McIlroy is the only member of the European Ryder Cup team in the 30-man field at East Lake in Atlanta.
Aditi Ashok showed great resilience to fight back with one birdie and no bogeys to give herself a chance to survive into the weekend.
Looking for his first career win outside India, SSP Chawrasia was cruising at five-under through 15 holes and was Tied-second at that time.
Lee Westwood believes Tiger Woods could have an adverse effect on Ryder Cup chances after he was named as a vice-captain on the US team.
Aditi Ashok, who has been making waves with her fine showing, will be in the first group to tee off with Emilie Piquot and Anaelle Carnet.
Anirban Lahiri has not played on the European Tour since his second place finish behind fellow Indian Chawrasia at the Indian Open in March.
Jeev Milkha Singh will be one of the seven Indians teeing up at the Ibaraki Country Club's West course.
Jordan Spieth says he will have no trouble this week eliminating the Ryder Cup from his mind as he chases the tournament crown.
Italian Open miss was fourth consecutive missed cut on the European Tour for an out of form SSP Chawrasia.
Dustin Johnson collected his 12th PGA Tour title since joining the tour in 2008, a record bettered only by Tiger Woods.
This season Aditi Ashok has made the cut in four of her six starts.
SSP Chawrasia, who had a strong opening round with a bogeyfree three-under 68, faltered in the second round with four-over 75.
Aditi Ashok made a modest start to her campaign at the ISPA Handa Ladies European Masters in Germany with a one-over 73 on the first day.



