Golfing great Arnold Palmer died on Sunday, September 25, at 87 of heart-related complications. "We are deeply saddened by the death of Arnold Palmer, golf's greatest ambassador, at age 87," the United States Golf Association tweeted.

Arnold Palmer
Golf legend and four-time Masters winner Arnold Palmer hits a fairway shot on the 10th hole in the second round of the 2002 Masters at Augusta National Golf Club, 2002.Reuters

 He was admitted at the University of Pittsburgh Medical Center for a surgery due Monday, Pittsburgh Tribune-Review reported. Arnold is survived by his wife, Kit, daughters Amy Saunders and Peggy Wears, six grandchildren, one of whom — Sam Saunders — is a PGA player and nine great grand children. Meanwhile, current and former players have expressed grief over the news on social media.

Tiger Woods, in his tweet, wrote he is thankful for Arnold's friendship and the humility, adding that it will be hard to imagine golf without him. Justin Thomas tweeted he was "absolutely gutted" to hear the news. Brandt Snedeker posted: "Such a sad day. One of the highlights of my life was getting to know The King. He will be missed.. #AP #longlivetheking. " Ian Baker-Finch, Rickie Fowler, Ricky Barnes, Billy Hurley III, Brad Faxon, Graham DeLaet and David Duval are some of the many golfers who paid their final respects to the legendary sportsman.

Arnold Palmer
Golfer Palmer looks at a statue of himself commemorating the 50th anniversary of his first PGA tour win in 1955 in Toronto.Reuters
Arnold Palmer
Former champion Arnold Palmer of the U.S acknowledges the applause of the gallery during the annual Masters Par 3 golf tournament at the Augusta National Golf Club in Augusta, Georgia, 2008.Reuters
Arnold Palmer
Four-time Masters champion Arnold Palmer of the United States (R) gets a hand from his caddie as he leaves a sand trap on the 18th green as he completed his practice round for the Masters golf tournament at Augusta National Golf Club in Augusta, Georgia, 2004.Reuters
Arnold Palmer
Golf greats Jack Nicklaus (L), Gary Player (C) of South Africa and Arnold Palmer pose on the ninth tee during the Par 3 contest before the 2010 Masters golf tournament at the Augusta National Golf Club.Reuters
Arnold Palmer
Golf great Arnold Palmer reacts to the fans during the Par 3 contest before the 2010 Masters golf tournament at the Augusta National Golf Club.Reuters
Arnold Palmer
Golfing great Arnold Palmer (L) laughs with Tiger Woods after Wood's win at the Arnold Palmer Invitational golf tournament in Orlando, 2008.Reuters
Arnold Palmer
Arnold Palmer bows and tips his cap after hitting his tee-shot on the first hole during a pro-am event at the Arnold Palmer Invitational golf tournament in Orlando, 2008.Reuters