Competitors in the steeplechase are normally event-specialists, although former champions Iso-Hollo, Ville Ritola and Kipchoge Keino all won Olympic medals in other distance running events.
[4][5] The 1900 Games also held two further races over the 2500 m distance, with one for professionals only and one with a special handicap system – these are no longer considered official Olympic events.
The first such disqualification at the Olympics occurred in 1908 when British athlete Thomas Downing was disqualified for incorrectly passing around the first water jump.
The most notable occasion of this took place at the men's 2016 event, when 2-time Olympic gold medallist Ezekiel Kemboi was disqualified for this infringement after finishing third.
Third place finisher Yekaterina Volkova's sample was found to contain traces of prohibited substances and she was disqualified,[15] promoting fellow Russian Tatyana Petrova into the bronze medal position.
[16] This promoted Tunisian Habiba Ghribi to first place, and IOC Vice-President Nawal El Moutawakel awarded her with an Olympic gold medal in a special ceremony on 4 June 2016.
[17] Spanish athlete Marta Domínguez was also found to be guilty of doping violations, and was disqualified from her 12th place finish at the same event.