Aug. 19, 2016, 11:06 p.m. (ET)

From defending their titles to history-making firsts, Team USA picked up five more medals on Day 15 to bring its Rio total to 105. Recap the day through these 29 photos from Aug. 19.

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1) Stacy Lewis, Golf
Stacy Lewis hits her tee shot on the first hole in the third round of women's golf at the Rio 2016 Olympic Games at Olympic Golf Course on Aug. 19, 2016 in Rio de Janeiro.

2) Gerina Piller, Golf
Gerina Piller watches her tee shot on the first hole during the third round of women's golf at the Rio 2016 Olympic Games at Olympic Golf Course on Aug. 19, 2016 in Rio de Janeiro.

3) Lexi Thompson, Golf
Lexi Thompson hits on the fifth tee in the third round of women's golf at the Rio 2016 Olympic Games at the Olympic Golf Course on Aug. 19, 2016 in Rio de Janeiro.

4) Jordan Burroughs, Wrestling
Jordan Burroughs competes against Augusto Midana of Guinea-Bissau in men's freestyle 74 kg. wrestling at the Rio 2016 Olympic Games at Carioca Arena 2 on Aug. 19, 2016 in Rio de Janeiro.

5) John Nunn, Track and Field
John Nunn competes in the men's 50-kilometer race walk at the Rio 2016 Olympic Games at Pontal on Aug. 19, 2016 in Rio de Janeiro.

6) Maria Michta-Coffey, Track and Field
Maria Michta-Coffey competes in the women's 20-kilometer race walk at the Rio 2016 Olympic Games at Pontal on Aug. 19, 2016 in Rio de Janeiro.

7) Paige McPherson, Taekwondo
Paige McPherson competes against Farida Azizova of Azerbaijan in the women's 67 kg. taekwondo preliminary round at the Rio 2016 Olympic Games at Carioca Arena 3 on Aug. 19, 2016 in Rio de Janeiro.

8) Lucy Davis, Equestrian
Lucy Davis, riding Barron, competes in the equestrian jumping individual final round at the Rio 2016 Olympic Games at the Olympic Equestrian Centre on Aug. 19, 2016 in Rio de Janeiro.

9) McLain Ward, Equestrian
McLain Ward, riding Azur, competes in the equestrian jumping individual final round at the Rio 2016 Olympic Games at the Olympic Equestrian Centre on Aug. 19, 2016 in Rio de Janeiro.

10) Alise Post, BMX
Silver medalist Alise Post celebrates after the women's BMX final at the Rio 2016 Olympic Games at the Olympic BMX Centre on Aug. 19, 2016 in Rio de Janeiro.

11) Alise Post, BMX
Silver medalist Alise Post, gold medalist Mariana Pajon of Colombia and bronze medalist Stefany Hernandez of Venezuela pose for photos on the podium after the women's BMX final at the Rio 2016 Olympic Games at the Olympic BMX Centre on Aug. 19, 2016 in Rio de Janeiro.

12) Nic Long and Connor Fields, BMX
Gold medalist Connor Fields celebrates with teammate Nic Long after the men's BMX final at the Rio 2016 Olympic Games at the Olympic BMX Centre on Aug. 19, 2016 in Rio de Janeiro.

13) Connor Fields, BMX
Connor Fields celebrates with his gold medal after winning the men's BMX final at the Rio 2016 Olympic Games at the Olympic BMX Centre on Aug. 19, 2016 in Rio de Janeiro.

14) U.S. Men's Volleyball Team
Osmany Juantorena of Italy spikes the ball against the United States defense in the men's volleyball semifinal match at the Rio 2016 Olympic Games at the Maracanazinho on Aug. 19, 2016 in Rio de Janeiro.

15) Laura Zeng, Gymnastics
Laura Zeng performs in the rhythmic gymnastics individual all-around at the Rio 2016 Olympic Games at Rio Olympic Arena on Aug. 19, 2016 in Rio de Janeiro.

16) U.S. Women's Water Polo Team
Adam Krikorian, coach of the United States women's water polo team, is thrown into the water after winning the women's water polo gold-medal match between the U.S. and Italy at the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on Aug. 19, 2016 in Rio de Janeiro.

17) U.S. Women's Water Polo Team
The women's water polo team celebrates after winning the gold-medal match between the United States and Italy at the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on Aug. 19, 2016 in Rio de Janeiro.

18) U.S. Women's Water Polo Team
Gold medalist U.S. women's water polo team celebrates on the podium at the medal ceremony at the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on Aug. 19, 2016 in Rio de Janeiro.

19) Adam Krikorian, Women's Water Polo Coach
Adam Krikorian, coach of the United States, has gold medals placed over his head after winning the women's water polo gold-medal match between the U.S. and Italy at the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on Aug. 19, 2016 in Rio de Janeiro.

20) Paul George, Basketball
Paul George dunks against Guillermo Hernangomez Geuer and Sergio Llull of Spain in the men's semifinal match at the Rio 2016 Olympic Games at Carioca Arena 1 on Aug. 19, 2016 in Rio de Janeiro.

21) Margaux Isaksen, Modern Pentathlon
Margaux Isaksen smiles at the women's fencing competition for modern pentathlon at the Rio 2016 Olympic Games at the Deodoro Stadium on Aug. 19, 2016 in Rio de Janeiro.

22) David Boudia, Diving
David Boudia competes in the men's 10-meter platform diving preliminary at the Rio 2016 Olympic Games at the Maria Lenk Aquatics Centre on Aug. 19, 2016 in Rio de Janeiro.

23) Steven Lopez, Taekwondo
(L-R) Steven Lopez competes against Hayder Shkara of Australia in the men's taekwondo -80 kg. repechage at the Rio 2016 Olympic Games at Carioca Arena 3 on Aug. 19, 2016 in Rio de Janeiro.

24) Sandi Morris, Track and Field
Sandi Morris competes in the women's pole vault final at the Rio 2016 Olympic Games at the Olympic Stadium on Aug. 19, 2016 in Rio de Janeiro.

25) Sandi Morris, Track and Field
Sandi Morris celebrates winning silver in women's pole vault at the Rio 2016 Olympic Games at the Olympic Stadium on Aug. 19, 2016 in Rio de Janeiro.

26) Ashton Eaton, Track and Field
Gold medalist Ashton Eaton poses on the podium at the medal ceremony for the men's decathlon at the Rio 2016 Olympic Games at the Olympic Stadium on Aug. 19, 2016 in Rio de Janeiro.

27) Tori Bowie, Track and Field
Tori Bowie competes in the women's 4x100-meter final at the Rio 2016 Olympic Games at the Olympic Stadium on Aug. 19, 2016 in Rio de Janeiro.

28) U.S. Women's 4x100-Meter Team
English Gardner, Allyson Felix, Tianna Bartoletta and Tori Bowie celebrate winning gold in the women's 4x100-meter at the Rio 2016 Olympic Games at the Olympic Stadium on Aug. 19, 2016 in Rio de Janeiro.

29) Dalilah Muhammad and Ashley Spencer, Track and Field
(L-R) Silver medalist Sara Slott Petersen of Denmark, gold medalist Dalilah Muhammad  and bronze medalist Ashley Spencer pose on the podium at the medal ceremony for the women's 400-meter hurdles at the Rio 2016 Olympic Games at the Olympic Stadium on Aug. 19, 2016 in Rio de Janeiro.