Sarah Sjöstrom breaks Michael Phelps' record at World Aquatics Championships

Sarah Sjöstrom broke Michael Phelps' record 

Swedish swimmer Sarah Sjöström won her 21st individual medal at the World Aquatics Championships on Sunday.

Michael Phelps won 20 medals in his career.

Sarah Sjöstrom broke Michael Phelps' record of 20 medals by winning 21 medals in her career.

Sjöström won the gold medal in the women's 50 m freestyle with a time of 23.62.

Made a world record in the semi-finals of this event on Saturday and also won gold in 50m butterfly.

Sjöström said that "I am very happy about it. It was very busy yesterday with the world record and the gold medal."

This is the second day in a row that any record of Michael Phelps has been broken.