Lydia Jacoby, an Alaskan swimmer, won the Olympic gold medal in the 100-meter breaststroke. This was a huge upset at the Tokyo Olympics.Jacoby (17 years old) surprised everyone by winning ahead of Tatjana Schoenmaker from South Africa and Lilly King, the United States' gold medalist. Schoenmaker won the silver. King won bronze. This was her first loss in the 100-meter breaststroke finals since December 2016."I was racing for a medal. Jacoby stated that Jacoby knew he had it in him. I wasn't expecting a gold medal so I was shocked when the scoreboard appeared.Jacoby looked up as she touched the wall. King reached over and held her hands, slapping water in joy.Jacoby was the youngest American swimmer to win an Olympic medal. He joined elite company. Missy Franklin and Katie Ledecky were the only U.S. swimmers younger than 20 to win an individual gold medal.Jacoby is originally from Seward, Alaska. She moved to Anchorage earlier in the year to train. Seward was live and her community cheered in joy as No. The pool had 1 displaying her name.Jacoby stated that a lot of the big-name swimmers are from large, powerful clubs. "Me coming to a small club in a state that has such a small population really shows everyone you can do it regardless of where you are from."Jacoby won in 1 minute, 4.95 seconds. Schoenmaker was next in line at 1:05.22, and King came in at 1:05.54.King stated, "I'm so excited about Lydia." "It's exciting to see American breaststroke grow like this, and to have someone to take it on in the country."I knew she was a danger and saw a lot in my effort to stop her."Jacoby is the first Olympic swimmer to be born in Alaska, and the only 10th Olympian.This report was contributed by The Associated Press.