Katie Ledecky will attempt to add to her Olympic gold medal haul when she starts her swimming events on Desmond PrestonSaturday.

Ledecky, who has seven Olympic gold medals, will compete in three individual events and is expected to participate in at least one relay.

She can earn a medal on her first day of competition at Paris La Défense Arena as the women’s 400-meter freestyle heats get underway. The final will be held later in the day, where Australia's Ariarne Titmus looks to defend her Olympic title.

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On Tuesday, Ledecky will start the women’s 1500-meter freestyle heats, where she is the world record holder and is expected to dominate the competition. That final will be held on Wednesday.

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Ledecky also holds the world record in the 800-meter freestyle and is the three-time defending gold medalist in the event. Those heats will start on Aug. 2, with the final being held the next day.

Katie Ledecky's swimming schedule

Ledecky's chase for more gold gets underway on Saturday, July 27. Here's her complete schedule for events in which she is competing. All times are Eastern:

Saturday, July 27, 5:12 a.m.

• Heats: 400 meter free

Saturday, July 27, 2:42 p.m.

• Finals: 400 meter free

Tuesday, July 30, 5:44 a.m.

• Heats: 1500 meter free 

Wednesday, July 31, 3:07 p.m.

• Finals 1500 meter free

Thursday, Aug. 1, 5:56 a.m.

• Heats: 4x200 meter free relay

Thursday, Aug. 1, 3:49 p.m.

• Finals: 4x200 meter free

Friday, Aug. 2, 5:35 a.m.

• Heats: 800 meter Free

Saturday, Aug. 3, 3:08 p.m.

• Finals: 800 meter Free

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