Record Olympian Michael Phelps added two more gold medals to his record 19 as he won the Men’s 200m butterfly and the Men’s 4*200m freestyle relay.

World number one female tennis star and defending Champion in the Olympics was knocked out by Ukrainian Elina Svitolina in the women’s singles third round 6-4, 6-3.

United States of America sit top of the medals table with a total of 26 medals at the 2016 Rio Olympics.

China is second currently leads the USA by a gold medal despite the USA having six more medals than China.

A total of 159 medals have been won by 45 countries so far.

South Africa remains Africa’s only medal winners with two silver medals.

Earlier in the day Nigeria’s first ever rower, Chiekira Ukogu qualified for the semi finals of the rowing event.

Medal standings.

S/N        Country              Gold      Silver     Bronze        Total

1              China                7              3              6              16

2              United States    6              8              8              22

3              Australia           4              0              4              8

4              Russia              3              6              3              12

5              Italy                 3              4              2              9

6              South Korea      3              2              1              6

7              Hungary            3              1              0              4

8              Japan                3              0              9              12

9              France               2              3              1              6

10           Thailand             2              1              1              4

11           Germany            1              2              0              3

12           Great Britain      1              1              2              4

13           Brazil                 1              1              0              2

13           Sweden             1              1              0              2

15           Chinese Taipei   1              0              2              3

16           Belgium            1              0              1              2

16           Greece              1              0              1              2

16           Netherlands       1              0              1              2

19           Argentina           1              0              0              1

19           Colombia           1              0              0              1

19           Croatia              1              0              0              1

19           Kosovo             1              0              0              1

19           Slovenia           1              0              0              1

19           Vietnam           1              0              0              1

25           Indonesia          0              2              0              2

25           New Zealand     0              2              0              2

25           North Korea       0              2              0              2

25           South Africa       0              2              0              2

29           Canada              0              1              4              5

30           Kazakhstan        0              1              3              4

31           Ukraine             0              1              1              2

32           Azerbaijan         0              1              0              1

32           Denmark           0              1              0              1

32           Malaysia            0              1              0              1

32           Mongolia            0              1              0              1

32           Philippines         0              1              0              1

32           Slovakia             0              1              0              1

38           Uzbekistan          0              0              2              2

39           Spain                  0              0              1              1

39           Georgia              0              0              1              1

39           Israel                 0              0              1              1

39           Poland                0              0              1              1

39           Portugal              0              0              1              1

39           Switzerland         0              0              1              1

39           UAE                    0              0              1              1